102011003010989 has 2 divisors, whose sum is σ = 102011003010990. Its totient is φ = 102011003010988.

The previous prime is 102011003010977. The next prime is 102011003011039. The reversal of 102011003010989 is 989010300110201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59389494905764 + 42621508105225 = 7706458^2 + 6528515^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102011003010989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102011003010689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51005501505494 + 51005501505495.

It is an arithmetic number, because the mean of its divisors is an integer number (51005501505495).

Almost surely, 2^{102011003010989} is an apocalyptic number.

It is an amenable number.

102011003010989 is a deficient number, since it is larger than the sum of its proper divisors (1).

102011003010989 is an equidigital number, since it uses as much as digits as its factorization.

102011003010989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 35.

The spelling of 102011003010989 in words is "one hundred two trillion, eleven billion, three million, ten thousand, nine hundred eighty-nine".