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130221120200 = 2352651105601
BaseRepresentation
bin111100101000111001…
…0001001101011001000
3110110010100000022111212
41321101302021223020
54113143101321300
6135453414312252
712260000154443
oct1712162115310
9413110008455
10130221120200
1150254477aa6
12212a2958688
13c3839450a2
1464349c865a
1535c2490935
hex1e51c89ac8

130221120200 has 24 divisors (see below), whose sum is σ = 302764104930. Its totient is φ = 52088448000.

The previous prime is 130221120199. The next prime is 130221120217. The reversal of 130221120200 is 2021122031.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 49384395076 + 80836725124 = 222226^2 + 284318^2 .

It is a super-2 number, since 2×1302211202002 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 325552601 + ... + 325553000.

Almost surely, 2130221120200 is an apocalyptic number.

130221120200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130221120200 is an abundant number, since it is smaller than the sum of its proper divisors (172542984730).

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

130221120200 is a wasteful number, since it uses less digits than its factorization.

130221120200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651105617 (or 651105608 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 130221120200 its reverse (2021122031), we get a palindrome (132242242231).

The spelling of 130221120200 in words is "one hundred thirty billion, two hundred twenty-one million, one hundred twenty thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 651105601 1302211202 2604422404 3255528005 5208844808 6511056010 13022112020 16277640025 26044224040 32555280050 65110560100 130221120200