3120211203123 has 16 divisors (see below), whose sum is σ = 4754716338176. Its totient is φ = 1782937033920.

The previous prime is 3120211203113. The next prime is 3120211203163. The reversal of 3120211203123 is 3213021120213.

3120211203123 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 3120211203123 - 2⁴ = 3120211203107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 3120211203123.

It is not an unprimeable number, because it can be changed into a prime (3120211203113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 747811 + ... + 2607612.

It is an arithmetic number, because the mean of its divisors is an integer number (297169771136).

Almost surely, 2^{3120211203123} is an apocalyptic number.

3120211203123 is a deficient number, since it is larger than the sum of its proper divisors (1634505135053).

3120211203123 is a wasteful number, since it uses less digits than its factorization.

3120211203123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3399714.

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

Adding to 3120211203123 its reverse (3213021120213), we get a palindrome (6333232323336).

The spelling of 3120211203123 in words is "three trillion, one hundred twenty billion, two hundred eleven million, two hundred three thousand, one hundred twenty-three".