111322220232 has 32 divisors (see below), whose sum is σ = 294676466400. Its totient is φ = 34924617984.

The previous prime is 111322220209. The next prime is 111322220263. The reversal of 111322220232 is 232022223111.

It is a junction number, because it is equal to n+sod(n) for n = 111322220199 and 111322220208.

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, 136423882 + ... + 136424697.

It is an arithmetic number, because the mean of its divisors is an integer number (9208639575).

Almost surely, 2^111322220232 is an apocalyptic number.

111322220232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111322220232 is an abundant number, since it is smaller than the sum of its proper divisors (183354246168).

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

111322220232 is a wasteful number, since it uses less digits than its factorization.

111322220232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272848605 (or 272848601 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 111322220232 its reverse (232022223111), we get a palindrome (343344443343).

The spelling of 111322220232 in words is "one hundred eleven billion, three hundred twenty-two million, two hundred twenty thousand, two hundred thirty-two".