3123321020112 has 80 divisors (see below), whose sum is σ = 8588671272000. Its totient is φ = 975229719552.

The previous prime is 3123321020107. The next prime is 3123321020153. The reversal of 3123321020112 is 2110201233213.

3123321020112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19158687 + ... + 19321022.

It is an arithmetic number, because the mean of its divisors is an integer number (107358390900).

Almost surely, 2^{3123321020112} is an apocalyptic number.

It is an amenable number.

3123321020112 is an abundant number, since it is smaller than the sum of its proper divisors (5465350251888).

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

3123321020112 is a wasteful number, since it uses less digits than its factorization.

3123321020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38479828 (or 38479822 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 3123321020112 its reverse (2110201233213), we get a palindrome (5233522253325).

The spelling of 3123321020112 in words is "three trillion, one hundred twenty-three billion, three hundred twenty-one million, twenty thousand, one hundred twelve".