22304232021132 has 144 divisors (see below), whose sum is σ = 57973563648000. Its totient is φ = 7226044849920.

The previous prime is 22304232021121. The next prime is 22304232021221. The reversal of 22304232021132 is 23112023240322.

22304232021132 is a `hidden beast` number, since 2 + 2 + 3 + 0 + 423 + 20 + 211 + 3 + 2 = 666.

It is a super-2 number, since 2×22304232021132² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22304232021096 and 22304232021105.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 423469063 + ... + 423521729.

It is an arithmetic number, because the mean of its divisors is an integer number (402594192000).

Almost surely, 2^{22304232021132} 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 22304232021132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28986781824000).

22304232021132 is an abundant number, since it is smaller than the sum of its proper divisors (35669331626868).

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

22304232021132 is a wasteful number, since it uses less digits than its factorization.

22304232021132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53796 (or 53791 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 22304232021132 its reverse (23112023240322), we get a palindrome (45416255261454).

The spelling of 22304232021132 in words is "twenty-two trillion, three hundred four billion, two hundred thirty-two million, twenty-one thousand, one hundred thirty-two".