301020002131 has 2 divisors, whose sum is σ = 301020002132. Its totient is φ = 301020002130.

The previous prime is 301020002123. The next prime is 301020002137. The reversal of 301020002131 is 131200020103.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 301020002131 - 2³ = 301020002123 is a prime.

It is a super-2 number, since 2×301020002131² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (301020002137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150510001065 + 150510001066.

It is an arithmetic number, because the mean of its divisors is an integer number (150510001066).

Almost surely, 2^301020002131 is an apocalyptic number.

301020002131 is a deficient number, since it is larger than the sum of its proper divisors (1).

301020002131 is an equidigital number, since it uses as much as digits as its factorization.

301020002131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 301020002131 its reverse (131200020103), we get a palindrome (432220022234).

The spelling of 301020002131 in words is "three hundred one billion, twenty million, two thousand, one hundred thirty-one".