22111022322 has 24 divisors (see below), whose sum is σ = 47910083520. Its totient is φ = 7369899480.

The previous prime is 22111022299. The next prime is 22111022333. The reversal of 22111022322 is 22322011122.

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 = 22111022295 and 22111022304.

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, 437547 + ... + 485457.

It is an arithmetic number, because the mean of its divisors is an integer number (1996253480).

Almost surely, 2^22111022322 is an apocalyptic number.

22111022322 is an abundant number, since it is smaller than the sum of its proper divisors (25799061198).

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

22111022322 is a wasteful number, since it uses less digits than its factorization.

22111022322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73558 (or 73555 counting only the distinct ones).

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

Adding to 22111022322 its reverse (22322011122), we get a palindrome (44433033444).

The spelling of 22111022322 in words is "twenty-two billion, one hundred eleven million, twenty-two thousand, three hundred twenty-two".