100202000989 has 4 divisors (see below), whose sum is σ = 100216758556. Its totient is φ = 100187243424.

The previous prime is 100202000981. The next prime is 100202001007. The reversal of 100202000989 is 989000202001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21713496025 + 78488504964 = 147355^2 + 280158^2 .

It is a cyclic number.

It is not a de Polignac number, because 100202000989 - 2³ = 100202000981 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100202000989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100202000981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7368594 + ... + 7382179.

It is an arithmetic number, because the mean of its divisors is an integer number (25054189639).

Almost surely, 2^100202000989 is an apocalyptic number.

It is an amenable number.

100202000989 is a deficient number, since it is larger than the sum of its proper divisors (14757567).

100202000989 is an equidigital number, since it uses as much as digits as its factorization.

100202000989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14757566.

The product of its (nonzero) digits is 2592, while the sum is 31.

The spelling of 100202000989 in words is "one hundred billion, two hundred two million, nine hundred eighty-nine", and thus it is an aban number.