102311311100987 has 2 divisors, whose sum is σ = 102311311100988. Its totient is φ = 102311311100986.

The previous prime is 102311311100899. The next prime is 102311311101047. The reversal of 102311311100987 is 789001113113201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102311311100987 - 2³⁸ = 102036433194043 is a prime.

It is a super-2 number, since 2×102311311100987² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 102311311100987.

It is not a weakly prime, because it can be changed into another prime (102311311100287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51155655550493 + 51155655550494.

It is an arithmetic number, because the mean of its divisors is an integer number (51155655550494).

Almost surely, 2^{102311311100987} is an apocalyptic number.

102311311100987 is a deficient number, since it is larger than the sum of its proper divisors (1).

102311311100987 is an equidigital number, since it uses as much as digits as its factorization.

102311311100987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 38.

The spelling of 102311311100987 in words is "one hundred two trillion, three hundred eleven billion, three hundred eleven million, one hundred thousand, nine hundred eighty-seven".