232213221132 has 24 divisors (see below), whose sum is σ = 541899372336. Its totient is φ = 77394618048.

The previous prime is 232213221109. The next prime is 232213221169. The reversal of 232213221132 is 231122312232.

It is a super-2 number, since 2×232213221132² (a number of 24 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1124463 + ... + 1314854.

It is an arithmetic number, because the mean of its divisors is an integer number (22579140514).

Almost surely, 2^232213221132 is an apocalyptic number.

It is an amenable number.

232213221132 is an abundant number, since it is smaller than the sum of its proper divisors (309686151204).

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

232213221132 is a wasteful number, since it uses less digits than its factorization.

232213221132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2447257 (or 2447255 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

Adding to 232213221132 its reverse (231122312232), we get a palindrome (463335533364).

The spelling of 232213221132 in words is "two hundred thirty-two billion, two hundred thirteen million, two hundred twenty-one thousand, one hundred thirty-two".