20311140642119 has 2 divisors, whose sum is σ = 20311140642120. Its totient is φ = 20311140642118.

The previous prime is 20311140642113. The next prime is 20311140642139. The reversal of 20311140642119 is 91124604111302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20311140642119 - 2²⁸ = 20310872206663 is a prime.

It is a super-2 number, since 2×20311140642119² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20311140642113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10155570321059 + 10155570321060.

It is an arithmetic number, because the mean of its divisors is an integer number (10155570321060).

Almost surely, 2^{20311140642119} is an apocalyptic number.

20311140642119 is a deficient number, since it is larger than the sum of its proper divisors (1).

20311140642119 is an equidigital number, since it uses as much as digits as its factorization.

20311140642119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 35.

The spelling of 20311140642119 in words is "twenty trillion, three hundred eleven billion, one hundred forty million, six hundred forty-two thousand, one hundred nineteen".