2130120121131 has 12 divisors (see below), whose sum is σ = 3076873459608. Its totient is φ = 1420064718624.

The previous prime is 2130120121117. The next prime is 2130120121139. The reversal of 2130120121131 is 1311210210312.

It is not a de Polignac number, because 2130120121131 - 2¹⁸ = 2130119858987 is a prime.

It is a super-2 number, since 2×2130120121131² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2130120121139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 367770 + ... + 2096543.

It is an arithmetic number, because the mean of its divisors is an integer number (256406121634).

Almost surely, 2^{2130120121131} is an apocalyptic number.

2130120121131 is a deficient number, since it is larger than the sum of its proper divisors (946753338477).

2130120121131 is a wasteful number, since it uses less digits than its factorization.

2130120121131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2560362 (or 2560359 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 2130120121131 its reverse (1311210210312), we get a palindrome (3441330331443).

The spelling of 2130120121131 in words is "two trillion, one hundred thirty billion, one hundred twenty million, one hundred twenty-one thousand, one hundred thirty-one".