100111010998 has 16 divisors (see below), whose sum is σ = 152639213760. Its totient is φ = 49233541896.

The previous prime is 100111010977. The next prime is 100111011031. The reversal of 100111010998 is 899010111001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 478536 + ... + 655147.

It is an arithmetic number, because the mean of its divisors is an integer number (9539950860).

Almost surely, 2^100111010998 is an apocalyptic number.

100111010998 is a deficient number, since it is larger than the sum of its proper divisors (52528202762).

100111010998 is a wasteful number, since it uses less digits than its factorization.

100111010998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134411.

The product of its (nonzero) digits is 648, while the sum is 31.

Adding to 100111010998 its reverse (899010111001), we get a palindrome (999121121999).

The spelling of 100111010998 in words is "one hundred billion, one hundred eleven million, ten thousand, nine hundred ninety-eight".