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222132112132 = 2277933289719
BaseRepresentation
bin1100111011100000011…
…0110000101100000100
3210020100202202110202011
43032320012300230010
512114411310042012
6250013542024004
722022432541160
oct3167006605404
9706322673664
10222132112132
1186229871667
1237073718004
1317c40649108
14aa73611ca0
155ba149c1a7
hex33b81b0b04

222132112132 has 12 divisors (see below), whose sum is σ = 444264224320. Its totient is φ = 95199476616.

The previous prime is 222132112121. The next prime is 222132112133. The reversal of 222132112132 is 231211231222.

222132112132 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (222132112133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3966644832 + ... + 3966644887.

Almost surely, 2222132112132 is an apocalyptic number.

It is an amenable number.

222132112132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

222132112132 is a wasteful number, since it uses less digits than its factorization.

222132112132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7933289730 (or 7933289728 counting only the distinct ones).

The product of its digits is 576, while the sum is 22.

Adding to 222132112132 its reverse (231211231222), we get a palindrome (453343343354).

The spelling of 222132112132 in words is "two hundred twenty-two billion, one hundred thirty-two million, one hundred twelve thousand, one hundred thirty-two".

Divisors: 1 2 4 7 14 28 7933289719 15866579438 31733158876 55533028033 111066056066 222132112132