2012020122131 has 2 divisors, whose sum is σ = 2012020122132. Its totient is φ = 2012020122130.

The previous prime is 2012020122121. The next prime is 2012020122223. The reversal of 2012020122131 is 1312210202102.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2012020122131 is a prime.

It is a super-2 number, since 2×2012020122131² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2012020122121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006010061065 + 1006010061066.

It is an arithmetic number, because the mean of its divisors is an integer number (1006010061066).

Almost surely, 2^{2012020122131} is an apocalyptic number.

2012020122131 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012020122131 is an equidigital number, since it uses as much as digits as its factorization.

2012020122131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2012020122131 its reverse (1312210202102), we get a palindrome (3324230324233).

The spelling of 2012020122131 in words is "two trillion, twelve billion, twenty million, one hundred twenty-two thousand, one hundred thirty-one".