22322132112 has 160 divisors (see below), whose sum is σ = 68250988800. Its totient is φ = 6154536960.

The previous prime is 22322132071. The next prime is 22322132123. The reversal of 22322132112 is 21123122322.

It is a super-3 number, since 3×22322132112³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nude number because it is divisible by every one of its digits.

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, 1076014 + ... + 1096562.

It is an arithmetic number, because the mean of its divisors is an integer number (426568680).

Almost surely, 2^22322132112 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 22322132112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34125494400).

22322132112 is an abundant number, since it is smaller than the sum of its proper divisors (45928856688).

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

22322132112 is a wasteful number, since it uses less digits than its factorization.

22322132112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20681 (or 20675 counting only the distinct ones).

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

Adding to 22322132112 its reverse (21123122322), we get a palindrome (43445254434).

The spelling of 22322132112 in words is "twenty-two billion, three hundred twenty-two million, one hundred thirty-two thousand, one hundred twelve".