1000011109998 has 32 divisors (see below), whose sum is σ = 2050638014880. Its totient is φ = 324915632640.

The previous prime is 1000011109987. The next prime is 1000011110011. The reversal of 1000011109998 is 8999011100001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1544863 + ... + 2094426.

It is an arithmetic number, because the mean of its divisors is an integer number (64082437965).

Almost surely, 2^{1000011109998} is an apocalyptic number.

1000011109998 is an abundant number, since it is smaller than the sum of its proper divisors (1050626904882).

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

1000011109998 is a wasteful number, since it uses less digits than its factorization.

1000011109998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3640452.

The product of its (nonzero) digits is 5832, while the sum is 39.

Adding to 1000011109998 its reverse (8999011100001), we get a palindrome (9999022209999).

The spelling of 1000011109998 in words is "one trillion, eleven million, one hundred nine thousand, nine hundred ninety-eight".