20001112998 has 32 divisors (see below), whose sum is σ = 40106615424. Its totient is φ = 6649661952.

The previous prime is 20001112997. The next prime is 20001113063. The reversal of 20001112998 is 89921110002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20001112997) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6046461 + ... + 6049767.

It is an arithmetic number, because the mean of its divisors is an integer number (1253331732).

Almost surely, 2^20001112998 is an apocalyptic number.

20001112998 is an abundant number, since it is smaller than the sum of its proper divisors (20105502426).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20001112998 is a wasteful number, since it uses less digits than its factorization.

20001112998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5636.

The product of its (nonzero) digits is 2592, while the sum is 33.

The spelling of 20001112998 in words is "twenty billion, one million, one hundred twelve thousand, nine hundred ninety-eight".