1232211120312 has 16 divisors (see below), whose sum is σ = 3080527800840. Its totient is φ = 410737040096.

The previous prime is 1232211120307. The next prime is 1232211120341. The reversal of 1232211120312 is 2130211122321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25671064983 + ... + 25671065030.

Almost surely, 2^{1232211120312} is an apocalyptic number.

1232211120312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1232211120312 is an abundant number, since it is smaller than the sum of its proper divisors (1848316680528).

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

1232211120312 is a wasteful number, since it uses less digits than its factorization.

1232211120312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51342130022 (or 51342130018 counting only the distinct ones).

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

Adding to 1232211120312 its reverse (2130211122321), we get a palindrome (3362422242633).

The spelling of 1232211120312 in words is "one trillion, two hundred thirty-two billion, two hundred eleven million, one hundred twenty thousand, three hundred twelve".