109213311998 has 12 divisors (see below), whose sum is σ = 190566085392. Its totient is φ = 46805705100.

The previous prime is 109213311989. The next prime is 109213312097. The reversal of 109213311998 is 899113312901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 557210678 + ... + 557210873.

It is an arithmetic number, because the mean of its divisors is an integer number (15880507116).

Almost surely, 2^109213311998 is an apocalyptic number.

109213311998 is a deficient number, since it is larger than the sum of its proper divisors (81352773394).

109213311998 is a wasteful number, since it uses less digits than its factorization.

109213311998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114421567 (or 1114421560 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 47.

The spelling of 109213311998 in words is "one hundred nine billion, two hundred thirteen million, three hundred eleven thousand, nine hundred ninety-eight".