232211121312 has 48 divisors (see below), whose sum is σ = 609961212000. Its totient is φ = 77352022272.

The previous prime is 232211121301. The next prime is 232211121383. The reversal of 232211121312 is 213121112232.

It is a tau number, because it is divible by the number of its divisors (48).

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 662923 + ... + 950730.

It is an arithmetic number, because the mean of its divisors is an integer number (12707525250).

Almost surely, 2^232211121312 is an apocalyptic number.

It is an amenable number.

232211121312 is an abundant number, since it is smaller than the sum of its proper divisors (377750090688).

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

232211121312 is a wasteful number, since it uses less digits than its factorization.

232211121312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1615165 (or 1615157 counting only the distinct ones).

The product of its digits is 288, while the sum is 21.

Adding to 232211121312 its reverse (213121112232), we get a palindrome (445332233544).

The spelling of 232211121312 in words is "two hundred thirty-two billion, two hundred eleven million, one hundred twenty-one thousand, three hundred twelve".