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213312223300 = 2252111016319081
BaseRepresentation
bin1100011010101001100…
…1100011100001000100
3202101121002120200210211
43012222121203201010
511443330412121200
6241554433125204
721261034660441
oct3065231434104
9671532520724
10213312223300
1182513209640
12354119b9804
13171662ab497
14a4780c29c8
155836eebaba
hex31aa663844

213312223300 has 72 divisors (see below), whose sum is σ = 505044362592. Its totient is φ = 77556384000.

The previous prime is 213312223171. The next prime is 213312223301. The reversal of 213312223300 is 3322213312.

213312223300 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (213312223301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11169760 + ... + 11188840.

It is an arithmetic number, because the mean of its divisors is an integer number (7014505036).

Almost surely, 2213312223300 is an apocalyptic number.

213312223300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213312223300 is an abundant number, since it is smaller than the sum of its proper divisors (291732139292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213312223300 is a wasteful number, since it uses less digits than its factorization.

213312223300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29269 (or 29262 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 213312223300 its reverse (3322213312), we get a palindrome (216634436612).

The spelling of 213312223300 in words is "two hundred thirteen billion, three hundred twelve million, two hundred twenty-three thousand, three hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 220 275 550 1100 10163 19081 20326 38162 40652 50815 76324 95405 101630 111793 190810 203260 209891 223586 254075 381620 419782 447172 477025 508150 558965 839564 954050 1016300 1049455 1117930 1908100 2098910 2235860 2794825 4197820 5247275 5589650 10494550 11179300 20989100 193920203 387840406 775680812 969601015 1939202030 2133122233 3878404060 4266244466 4848005075 8532488932 9696010150 10665611165 19392020300 21331222330 42662444660 53328055825 106656111650 213312223300