10103102111987 has 2 divisors, whose sum is σ = 10103102111988. Its totient is φ = 10103102111986.

The previous prime is 10103102111981. The next prime is 10103102112001. The reversal of 10103102111987 is 78911120130101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10103102111987 - 2¹⁰ = 10103102110963 is a prime.

It is not a weakly prime, because it can be changed into another prime (10103102111981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5051551055993 + 5051551055994.

It is an arithmetic number, because the mean of its divisors is an integer number (5051551055994).

Almost surely, 2^{10103102111987} is an apocalyptic number.

10103102111987 is a deficient number, since it is larger than the sum of its proper divisors (1).

10103102111987 is an equidigital number, since it uses as much as digits as its factorization.

10103102111987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 35.

The spelling of 10103102111987 in words is "ten trillion, one hundred three billion, one hundred two million, one hundred eleven thousand, nine hundred eighty-seven".