22202132112 has 30 divisors (see below), whose sum is σ = 62135134022. Its totient is φ = 7400710656.

The previous prime is 22202132101. The next prime is 22202132153. The reversal of 22202132112 is 21123120222.

It can be written as a sum of positive squares in only one way, i.e., 21404860416 + 797271696 = 146304^2 + 28236^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 77090593 + ... + 77090880.

Almost surely, 2^22202132112 is an apocalyptic number.

It is an amenable number.

22202132112 is an abundant number, since it is smaller than the sum of its proper divisors (39933001910).

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

22202132112 is a wasteful number, since it uses less digits than its factorization.

22202132112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154181487 (or 154181478 counting only the distinct ones).

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

Adding to 22202132112 its reverse (21123120222), we get a palindrome (43325252334).

The spelling of 22202132112 in words is "twenty-two billion, two hundred two million, one hundred thirty-two thousand, one hundred twelve".