111223230221994 has 32 divisors (see below), whose sum is σ = 245170606838976. Its totient is φ = 33356545144320.

The previous prime is 111223230221993. The next prime is 111223230222101. The reversal of 111223230221994 is 499122032322111.

It is not an unprimeable number, because it can be changed into a prime (111223230221993) 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, 8686593897 + ... + 8686606700.

It is an arithmetic number, because the mean of its divisors is an integer number (7661581463718).

Almost surely, 2^{111223230221994} is an apocalyptic number.

111223230221994 is an abundant number, since it is smaller than the sum of its proper divisors (133947376616982).

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

111223230221994 is a wasteful number, since it uses less digits than its factorization.

111223230221994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17373200710.

The product of its (nonzero) digits is 93312, while the sum is 42.

The spelling of 111223230221994 in words is "one hundred eleven trillion, two hundred twenty-three billion, two hundred thirty million, two hundred twenty-one thousand, nine hundred ninety-four".