111202023222 has 24 divisors (see below), whose sum is σ = 240954471576. Its totient is φ = 37064763456.

The previous prime is 111202023217. The next prime is 111202023253. The reversal of 111202023222 is 222320202111.

It is a super-2 number, since 2×111202023222² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 111202023195 and 111202023204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60793 + ... + 475499.

It is an arithmetic number, because the mean of its divisors is an integer number (10039769649).

Almost surely, 2^111202023222 is an apocalyptic number.

111202023222 is an abundant number, since it is smaller than the sum of its proper divisors (129752448354).

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

111202023222 is a wasteful number, since it uses less digits than its factorization.

111202023222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429612 (or 429609 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 111202023222 its reverse (222320202111), we get a palindrome (333522225333).

The spelling of 111202023222 in words is "one hundred eleven billion, two hundred two million, twenty-three thousand, two hundred twenty-two".