20302313111129 has 16 divisors (see below), whose sum is σ = 23310326016000. Its totient is φ = 17321339865024.

The previous prime is 20302313111111. The next prime is 20302313111141. The reversal of 20302313111129 is 92111131320302.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20302313111129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20302313111159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2912654 + ... + 7006295.

It is an arithmetic number, because the mean of its divisors is an integer number (1456895376000).

Almost surely, 2^{20302313111129} is an apocalyptic number.

It is an amenable number.

20302313111129 is a deficient number, since it is larger than the sum of its proper divisors (3008012904871).

20302313111129 is a wasteful number, since it uses less digits than its factorization.

20302313111129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9920312.

The product of its (nonzero) digits is 1944, while the sum is 29.

The spelling of 20302313111129 in words is "twenty trillion, three hundred two billion, three hundred thirteen million, one hundred eleven thousand, one hundred twenty-nine".