11121379986 has 8 divisors (see below), whose sum is σ = 22242759984. Its totient is φ = 3707126660.

The previous prime is 11121379979. The next prime is 11121379993. The reversal of 11121379986 is 68997312111.

It is an interprime number because it is at equal distance from previous prime (11121379979) and next prime (11121379993).

It is a sphenic number, since it is the product of 3 distinct primes.

11121379986 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 926781660 + ... + 926781671.

It is an arithmetic number, because the mean of its divisors is an integer number (2780344998).

Almost surely, 2^11121379986 is an apocalyptic number.

11121379986 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11121379986 is a wasteful number, since it uses less digits than its factorization.

11121379986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1853563336.

The product of its digits is 163296, while the sum is 48.

The spelling of 11121379986 in words is "eleven billion, one hundred twenty-one million, three hundred seventy-nine thousand, nine hundred eighty-six".