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112002212220 = 22355931639043
BaseRepresentation
bin110100001001111011…
…0100010000101111100
3101201002121220220012020
41220103312202011330
53313340031242340
6123241512040140
711043343044603
oct1502366420574
9351077826166
10112002212220
1143555368858
1219859393050
13a73c26a172
1455c7096a3a
152da7c959d0
hex1a13da217c

112002212220 has 48 divisors (see below), whose sum is σ = 318921563520. Its totient is φ = 29361030976.

The previous prime is 112002212137. The next prime is 112002212233. The reversal of 112002212220 is 22212200211.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 112002212220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15815982 + ... + 15823061.

It is an arithmetic number, because the mean of its divisors is an integer number (6644199240).

Almost surely, 2112002212220 is an apocalyptic number.

112002212220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112002212220 is an abundant number, since it is smaller than the sum of its proper divisors (206919351300).

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

112002212220 is a wasteful number, since it uses less digits than its factorization.

112002212220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31639114 (or 31639112 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 112002212220 its reverse (22212200211), we get a palindrome (134214412431).

The spelling of 112002212220 in words is "one hundred twelve billion, two million, two hundred twelve thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 59 60 118 177 236 295 354 590 708 885 1180 1770 3540 31639043 63278086 94917129 126556172 158195215 189834258 316390430 379668516 474585645 632780860 949171290 1866703537 1898342580 3733407074 5600110611 7466814148 9333517685 11200221222 18667035370 22400442444 28000553055 37334070740 56001106110 112002212220