2120834703031 has 16 divisors (see below), whose sum is σ = 2393908392960. Its totient is φ = 1861166653920.

The previous prime is 2120834703019. The next prime is 2120834703047. The reversal of 2120834703031 is 1303074380212.

It is not a de Polignac number, because 2120834703031 - 2²⁷ = 2120700485303 is a prime.

It is a super-2 number, since 2×2120834703031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120834704031) 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, 886066 + ... + 2242048.

It is an arithmetic number, because the mean of its divisors is an integer number (149619274560).

Almost surely, 2^{2120834703031} is an apocalyptic number.

2120834703031 is a deficient number, since it is larger than the sum of its proper divisors (273073689929).

2120834703031 is a wasteful number, since it uses less digits than its factorization.

2120834703031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360926.

The product of its (nonzero) digits is 24192, while the sum is 34.

The spelling of 2120834703031 in words is "two trillion, one hundred twenty billion, eight hundred thirty-four million, seven hundred three thousand, thirty-one".