3231312212133 has 128 divisors (see below), whose sum is σ = 5245386854400. Its totient is φ = 1958014550016.

The previous prime is 3231312212071. The next prime is 3231312212159. The reversal of 3231312212133 is 3312122131323.

3231312212133 is a `hidden beast` number, since 3 + 2 + 3 + 1 + 312 + 212 + 133 = 666.

3231312212133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3231312212133 - 2¹² = 3231312208037 is a prime.

It is a super-2 number, since 2×3231312212133² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 3231312212097 and 3231312212106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3231312212173) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 705062560 + ... + 705067142.

It is an arithmetic number, because the mean of its divisors is an integer number (40979584800).

Almost surely, 2^{3231312212133} is an apocalyptic number.

It is an amenable number.

3231312212133 is a deficient number, since it is larger than the sum of its proper divisors (2014074642267).

3231312212133 is a wasteful number, since it uses less digits than its factorization.

3231312212133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5048 (or 5042 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

Adding to 3231312212133 its reverse (3312122131323), we get a palindrome (6543434343456).

The spelling of 3231312212133 in words is "three trillion, two hundred thirty-one billion, three hundred twelve million, two hundred twelve thousand, one hundred thirty-three".