232212321131 has 4 divisors (see below), whose sum is σ = 265385509872. Its totient is φ = 199039132392.

The previous prime is 232212321053. The next prime is 232212321139. The reversal of 232212321131 is 131123212232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 232212321131 - 2²² = 232208126827 is a prime.

It is a super-2 number, since 2×232212321131² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 232212321097 and 232212321106.

It is not an unprimeable number, because it can be changed into a prime (232212321139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16586594360 + ... + 16586594373.

It is an arithmetic number, because the mean of its divisors is an integer number (66346377468).

Almost surely, 2^232212321131 is an apocalyptic number.

232212321131 is a deficient number, since it is larger than the sum of its proper divisors (33173188741).

232212321131 is an equidigital number, since it uses as much as digits as its factorization.

232212321131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33173188740.

The product of its digits is 864, while the sum is 23.

Adding to 232212321131 its reverse (131123212232), we get a palindrome (363335533363).

The spelling of 232212321131 in words is "two hundred thirty-two billion, two hundred twelve million, three hundred twenty-one thousand, one hundred thirty-one".