22142522232 has 80 divisors (see below), whose sum is σ = 62621885040. Its totient is φ = 7309160064.

The previous prime is 22142522201. The next prime is 22142522249. The reversal of 22142522232 is 23222524122.

It is a happy number.

22142522232 is a `hidden beast` number, since 2 + 2 + 1 + 425 + 2 + 2 + 232 = 666.

It is a super-2 number, since 2×22142522232² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 22142522196 and 22142522205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 99133 + ... + 232620.

It is an arithmetic number, because the mean of its divisors is an integer number (782773563).

Almost surely, 2^22142522232 is an apocalyptic number.

It is an amenable number.

22142522232 is an abundant number, since it is smaller than the sum of its proper divisors (40479362808).

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

22142522232 is a wasteful number, since it uses less digits than its factorization.

22142522232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331874 (or 331861 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The spelling of 22142522232 in words is "twenty-two billion, one hundred forty-two million, five hundred twenty-two thousand, two hundred thirty-two".