22020012330432 has 56 divisors (see below), whose sum is σ = 58269233597952. Its totient is φ = 7339002412800.

The previous prime is 22020012330413. The next prime is 22020012330443. The reversal of 22020012330432 is 23403321002022.

It is a super-3 number, since 3×22020012330432³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6414544 + ... + 9229647.

Almost surely, 2^{22020012330432} is an apocalyptic number.

It is an amenable number.

22020012330432 is an abundant number, since it is smaller than the sum of its proper divisors (36249221267520).

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

22020012330432 is a wasteful number, since it uses less digits than its factorization.

22020012330432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15651537 (or 15651527 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 22020012330432 its reverse (23403321002022), we get a palindrome (45423333332454).

The spelling of 22020012330432 in words is "twenty-two trillion, twenty billion, twelve million, three hundred thirty thousand, four hundred thirty-two".