102311200031 has 2 divisors, whose sum is σ = 102311200032. Its totient is φ = 102311200030.

The previous prime is 102311200009. The next prime is 102311200051. The reversal of 102311200031 is 130002113201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102311200031 - 2²⁶ = 102244091167 is a prime.

It is a super-2 number, since 2×102311200031² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102311199979 and 102311200015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102311200051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51155600015 + 51155600016.

It is an arithmetic number, because the mean of its divisors is an integer number (51155600016).

Almost surely, 2^102311200031 is an apocalyptic number.

102311200031 is a deficient number, since it is larger than the sum of its proper divisors (1).

102311200031 is an equidigital number, since it uses as much as digits as its factorization.

102311200031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 102311200031 its reverse (130002113201), we get a palindrome (232313313232).

The spelling of 102311200031 in words is "one hundred two billion, three hundred eleven million, two hundred thousand, thirty-one".