1232311322212 has 24 divisors (see below), whose sum is σ = 2185068564000. Its totient is φ = 608023306176.

The previous prime is 1232311322171. The next prime is 1232311322239. The reversal of 1232311322212 is 2122231132321.

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, 1875337 + ... + 2445712.

It is an arithmetic number, because the mean of its divisors is an integer number (91044523500).

Almost surely, 2^{1232311322212} is an apocalyptic number.

It is an amenable number.

1232311322212 is a deficient number, since it is larger than the sum of its proper divisors (952757241788).

1232311322212 is a wasteful number, since it uses less digits than its factorization.

1232311322212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4321995 (or 4321993 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

Adding to 1232311322212 its reverse (2122231132321), we get a palindrome (3354542454533).

The spelling of 1232311322212 in words is "one trillion, two hundred thirty-two billion, three hundred eleven million, three hundred twenty-two thousand, two hundred twelve".