2100120200131 has 2 divisors, whose sum is σ = 2100120200132. Its totient is φ = 2100120200130.

The previous prime is 2100120200093. The next prime is 2100120200201. The reversal of 2100120200131 is 1310020210012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2100120200131 - 2¹⁵ = 2100120167363 is a prime.

It is a super-2 number, since 2×2100120200131² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2100120204131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050060100065 + 1050060100066.

It is an arithmetic number, because the mean of its divisors is an integer number (1050060100066).

Almost surely, 2^{2100120200131} is an apocalyptic number.

2100120200131 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100120200131 is an equidigital number, since it uses as much as digits as its factorization.

2100120200131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 2100120200131 its reverse (1310020210012), we get a palindrome (3410140410143).

The spelling of 2100120200131 in words is "two trillion, one hundred billion, one hundred twenty million, two hundred thousand, one hundred thirty-one".