231322232232 has 192 divisors, whose sum is σ = 811657392000. Its totient is φ = 57797079552.

The previous prime is 231322232209. The next prime is 231322232233. The reversal of 231322232232 is 232232223132.

231322232232 is a `hidden beast` number, since 2 + 313 + 2 + 22 + 322 + 3 + 2 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 231322232196 and 231322232205.

It is not an unprimeable number, because it can be changed into a prime (231322232233) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 804607 + ... + 1053582.

It is an arithmetic number, because the mean of its divisors is an integer number (4227382250).

Almost surely, 2^231322232232 is an apocalyptic number.

It is an amenable number.

231322232232 is an abundant number, since it is smaller than the sum of its proper divisors (580335159768).

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

231322232232 is a wasteful number, since it uses less digits than its factorization.

231322232232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1858240 (or 1858233 counting only the distinct ones).

The product of its digits is 10368, while the sum is 27.

Adding to 231322232232 its reverse (232232223132), we get a palindrome (463554455364).

The spelling of 231322232232 in words is "two hundred thirty-one billion, three hundred twenty-two million, two hundred thirty-two thousand, two hundred thirty-two".