232221132511000 has 128 divisors (see below), whose sum is σ = 591721362648000. Its totient is φ = 84965118336000.

The previous prime is 232221132510979. The next prime is 232221132511063. The reversal of 232221132511000 is 115231122232.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 210175981 + ... + 211277980.

Almost surely, 2^{232221132511000} is an apocalyptic number.

232221132511000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232221132511000 is an abundant number, since it is smaller than the sum of its proper divisors (359500230137000).

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

232221132511000 is a wasteful number, since it uses less digits than its factorization.

232221132511000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421454030 (or 421454016 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 232221132511000 its reverse (115231122232), we get a palindrome (232336363633232).

The spelling of 232221132511000 in words is "two hundred thirty-two trillion, two hundred twenty-one billion, one hundred thirty-two million, five hundred eleven thousand".