1232111332012 has 24 divisors (see below), whose sum is σ = 2352629264832. Its totient is φ = 559951386000.

The previous prime is 1232111331973. The next prime is 1232111332013. The reversal of 1232111332012 is 2102331112321.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1232111332013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2229018 + ... + 2726305.

It is an arithmetic number, because the mean of its divisors is an integer number (98026219368).

Almost surely, 2^{1232111332012} is an apocalyptic number.

It is an amenable number.

1232111332012 is a deficient number, since it is larger than the sum of its proper divisors (1120517932820).

1232111332012 is a wasteful number, since it uses less digits than its factorization.

1232111332012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4960989 (or 4960987 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1232111332012 its reverse (2102331112321), we get a palindrome (3334442444333).

The spelling of 1232111332012 in words is "one trillion, two hundred thirty-two billion, one hundred eleven million, three hundred thirty-two thousand, twelve".