989122111202 has 16 divisors (see below), whose sum is σ = 1484280297720. Its totient is φ = 494362061952.

The previous prime is 989122111171. The next prime is 989122111213. The reversal of 989122111202 is 202111221989.

It can be written as a sum of positive squares in 4 ways, for example, as 793113143761 + 196008967441 = 890569^2 + 442729^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90831374 + ... + 90842262.

Almost surely, 2^989122111202 is an apocalyptic number.

989122111202 is a deficient number, since it is larger than the sum of its proper divisors (495158186518).

989122111202 is a wasteful number, since it uses less digits than its factorization.

989122111202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24997.

The product of its (nonzero) digits is 10368, while the sum is 38.

The spelling of 989122111202 in words is "nine hundred eighty-nine billion, one hundred twenty-two million, one hundred eleven thousand, two hundred two".