22130444112 has 160 divisors (see below), whose sum is σ = 66527265792. Its totient is φ = 6208468992.

The previous prime is 22130444101. The next prime is 22130444159. The reversal of 22130444112 is 21144403122.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 7810248 + ... + 7813080.

Almost surely, 2^22130444112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22130444112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33263632896).

22130444112 is an abundant number, since it is smaller than the sum of its proper divisors (44396821680).

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

22130444112 is a wasteful number, since it uses less digits than its factorization.

22130444112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3265 (or 3259 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 22130444112 its reverse (21144403122), we get a palindrome (43274847234).

The spelling of 22130444112 in words is "twenty-two billion, one hundred thirty million, four hundred forty-four thousand, one hundred twelve".