2120115422131 has 16 divisors (see below), whose sum is σ = 2587134933504. Its totient is φ = 1697807289024.

The previous prime is 2120115422111. The next prime is 2120115422137. The reversal of 2120115422131 is 1312245110212.

It is not a de Polignac number, because 2120115422131 - 2²⁹ = 2119578551219 is a prime.

It is a super-2 number, since 2×2120115422131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2120115422096 and 2120115422105.

It is not an unprimeable number, because it can be changed into a prime (2120115422137) 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, 153114226 + ... + 153128071.

It is an arithmetic number, because the mean of its divisors is an integer number (161695933344).

Almost surely, 2^{2120115422131} is an apocalyptic number.

2120115422131 is a deficient number, since it is larger than the sum of its proper divisors (467019511373).

2120115422131 is a wasteful number, since it uses less digits than its factorization.

2120115422131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306242370.

The product of its (nonzero) digits is 960, while the sum is 25.

The spelling of 2120115422131 in words is "two trillion, one hundred twenty billion, one hundred fifteen million, four hundred twenty-two thousand, one hundred thirty-one".