232243000020 has 72 divisors (see below), whose sum is σ = 735099595776. Its totient is φ = 59238793152.

The previous prime is 232242999973. The next prime is 232243000081. The reversal of 232243000020 is 20000342232.

232243000020 is a `hidden beast` number, since 232 + 2 + 430 + 0 + 0 + 0 + 2 + 0 = 666.

It is a super-2 number, since 2×232243000020² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 232242999957 and 232243000002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28044532 + ... + 28052811.

It is an arithmetic number, because the mean of its divisors is an integer number (10209716608).

Almost surely, 2^232243000020 is an apocalyptic number.

232243000020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232243000020 is an abundant number, since it is smaller than the sum of its proper divisors (502856595756).

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

232243000020 is a wasteful number, since it uses less digits than its factorization.

232243000020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56097381 (or 56097376 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 232243000020 its reverse (20000342232), we get a palindrome (252243342252).

The spelling of 232243000020 in words is "two hundred thirty-two billion, two hundred forty-three million, twenty", and thus it is an aban number.