111100018426 has 8 divisors (see below), whose sum is σ = 167581033920. Its totient is φ = 55239673788.

The previous prime is 111100018373. The next prime is 111100018457. The reversal of 111100018426 is 624810001111.

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

It is a self number, because there is not a number n which added to its sum of digits gives 111100018426.

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, 155167266 + ... + 155167981.

It is an arithmetic number, because the mean of its divisors is an integer number (20947629240).

Almost surely, 2^111100018426 is an apocalyptic number.

111100018426 is a deficient number, since it is larger than the sum of its proper divisors (56481015494).

111100018426 is a wasteful number, since it uses less digits than its factorization.

111100018426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310335428.

The product of its (nonzero) digits is 384, while the sum is 25.

Adding to 111100018426 its reverse (624810001111), we get a palindrome (735910019537).

The spelling of 111100018426 in words is "one hundred eleven billion, one hundred million, eighteen thousand, four hundred twenty-six".