3213032231112 has 128 divisors (see below), whose sum is σ = 8954814781440. Its totient is φ = 952338574080.

The previous prime is 3213032231111. The next prime is 3213032231117. The reversal of 3213032231112 is 2111322303123.

It is a super-2 number, since 2×3213032231112² (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 (3213032231111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20108238 + ... + 20267394.

It is an arithmetic number, because the mean of its divisors is an integer number (69959490480).

Almost surely, 2^{3213032231112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3213032231112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4477407390720).

3213032231112 is an abundant number, since it is smaller than the sum of its proper divisors (5741782550328).

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

3213032231112 is a wasteful number, since it uses less digits than its factorization.

3213032231112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160851 (or 160847 counting only the distinct ones).

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

Adding to 3213032231112 its reverse (2111322303123), we get a palindrome (5324354534235).

The spelling of 3213032231112 in words is "three trillion, two hundred thirteen billion, thirty-two million, two hundred thirty-one thousand, one hundred twelve".