111021924680 has 32 divisors (see below), whose sum is σ = 253317637440. Its totient is φ = 43783293120.

The previous prime is 111021924653. The next prime is 111021924697. The reversal of 111021924680 is 86429120111.

It is a self number, because there is not a number n which added to its sum of digits gives 111021924680.

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, 19543274 + ... + 19548953.

It is an arithmetic number, because the mean of its divisors is an integer number (7916176170).

Almost surely, 2^111021924680 is an apocalyptic number.

111021924680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111021924680 is an abundant number, since it is smaller than the sum of its proper divisors (142295712760).

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

111021924680 is a wasteful number, since it uses less digits than its factorization.

111021924680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39092309 (or 39092305 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 35.

The spelling of 111021924680 in words is "one hundred eleven billion, twenty-one million, nine hundred twenty-four thousand, six hundred eighty".