989111201102 has 16 divisors (see below), whose sum is σ = 1491421271760. Its totient is φ = 491977466112.

The previous prime is 989111201069. The next prime is 989111201137. The reversal of 989111201102 is 201102111989.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1376033 + ... + 1967660.

It is an arithmetic number, because the mean of its divisors is an integer number (93213829485).

Almost surely, 2^989111201102 is an apocalyptic number.

989111201102 is a deficient number, since it is larger than the sum of its proper divisors (502310070658).

989111201102 is a wasteful number, since it uses less digits than its factorization.

989111201102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3344467.

The product of its (nonzero) digits is 2592, while the sum is 35.

The spelling of 989111201102 in words is "nine hundred eighty-nine billion, one hundred eleven million, two hundred one thousand, one hundred two".