2112011012131 has 2 divisors, whose sum is σ = 2112011012132. Its totient is φ = 2112011012130.

The previous prime is 2112011012071. The next prime is 2112011012143. The reversal of 2112011012131 is 1312101102112.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2112011012131 - 2⁹ = 2112011011619 is a prime.

It is a super-2 number, since 2×2112011012131² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2112011012161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056005506065 + 1056005506066.

It is an arithmetic number, because the mean of its divisors is an integer number (1056005506066).

Almost surely, 2^{2112011012131} is an apocalyptic number.

2112011012131 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112011012131 is an equidigital number, since it uses as much as digits as its factorization.

2112011012131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 2112011012131 its reverse (1312101102112), we get a palindrome (3424112114243).

The spelling of 2112011012131 in words is "two trillion, one hundred twelve billion, eleven million, twelve thousand, one hundred thirty-one".