232122130040 has 64 divisors (see below), whose sum is σ = 523641175200. Its totient is φ = 92606234112.

The previous prime is 232122130013. The next prime is 232122130073. The reversal of 232122130040 is 40031221232.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 232122129994 and 232122130021.

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, 32177474 + ... + 32184686.

Almost surely, 2^232122130040 is an apocalyptic number.

232122130040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232122130040 is an abundant number, since it is smaller than the sum of its proper divisors (291519045160).

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

232122130040 is a wasteful number, since it uses less digits than its factorization.

232122130040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9216 (or 9212 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 232122130040 its reverse (40031221232), we get a palindrome (272153351272).

The spelling of 232122130040 in words is "two hundred thirty-two billion, one hundred twenty-two million, one hundred thirty thousand, forty".