3213111023232 has 128 divisors (see below), whose sum is σ = 9312574622400. Its totient is φ = 973476003840.

The previous prime is 3213111023231. The next prime is 3213111023237. The reversal of 3213111023232 is 2323201113123.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×3213111023232² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (3213111023231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21878944 + ... + 22025312.

Almost surely, 2^{3213111023232} is an apocalyptic number.

3213111023232 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3213111023232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4656287311200).

3213111023232 is an abundant number, since it is smaller than the sum of its proper divisors (6099463599168).

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

3213111023232 is a wasteful number, since it uses less digits than its factorization.

3213111023232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151594 (or 151582 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 3213111023232 its reverse (2323201113123), we get a palindrome (5536312136355).

The spelling of 3213111023232 in words is "three trillion, two hundred thirteen billion, one hundred eleven million, twenty-three thousand, two hundred thirty-two".