22111023000 has 128 divisors (see below), whose sum is σ = 75257994240. Its totient is φ = 5360240000.

The previous prime is 22111022981. The next prime is 22111023019. The reversal of 22111023000 is 32011122.

It is an interprime number because it is at equal distance from previous prime (22111022981) and next prime (22111023019).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 302016 + ... + 368015.

It is an arithmetic number, because the mean of its divisors is an integer number (587953080).

Almost surely, 2^22111023000 is an apocalyptic number.

22111023000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22111023000 is an abundant number, since it is smaller than the sum of its proper divisors (53146971240).

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

22111023000 is a wasteful number, since it uses less digits than its factorization.

22111023000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670066 (or 670052 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 22111023000 its reverse (32011122), we get a palindrome (22143034122).

The spelling of 22111023000 in words is "twenty-two billion, one hundred eleven million, twenty-three thousand".