20302301133131 has 2 divisors, whose sum is σ = 20302301133132. Its totient is φ = 20302301133130.

The previous prime is 20302301133077. The next prime is 20302301133173. The reversal of 20302301133131 is 13133110320302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20302301133131 - 2⁶ = 20302301133067 is a prime.

It is a super-2 number, since 2×20302301133131² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20302301133097 and 20302301133106.

It is not a weakly prime, because it can be changed into another prime (20302301433131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10151150566565 + 10151150566566.

It is an arithmetic number, because the mean of its divisors is an integer number (10151150566566).

Almost surely, 2^{20302301133131} is an apocalyptic number.

20302301133131 is a deficient number, since it is larger than the sum of its proper divisors (1).

20302301133131 is an equidigital number, since it uses as much as digits as its factorization.

20302301133131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 20302301133131 its reverse (13133110320302), we get a palindrome (33435411453433).

The spelling of 20302301133131 in words is "twenty trillion, three hundred two billion, three hundred one million, one hundred thirty-three thousand, one hundred thirty-one".