22000131232032 has 192 divisors, whose sum is σ = 58534493681664. Its totient is φ = 7234679746560.

The previous prime is 22000131232031. The next prime is 22000131232073. The reversal of 22000131232032 is 23023213100022.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22000131232031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1145055258 + ... + 1145074470.

It is an arithmetic number, because the mean of its divisors is an integer number (304867154592).

Almost surely, 2^{22000131232032} 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 22000131232032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29267246840832).

22000131232032 is an abundant number, since it is smaller than the sum of its proper divisors (36534362449632).

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

22000131232032 is a wasteful number, since it uses less digits than its factorization.

22000131232032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19931 (or 19923 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 22000131232032 its reverse (23023213100022), we get a palindrome (45023344332054).

The spelling of 22000131232032 in words is "twenty-two trillion, one hundred thirty-one million, two hundred thirty-two thousand, thirty-two".