22130043432021 has 60 divisors (see below), whose sum is σ = 38470923068160. Its totient is φ = 12640752749520.

The previous prime is 22130043432001. The next prime is 22130043432031. The reversal of 22130043432021 is 12023434003122.

22130043432021 is a `hidden beast` number, since 2 + 2 + 1 + 300 + 4 + 34 + 320 + 2 + 1 = 666.

It is not a de Polignac number, because 22130043432021 - 2⁵ = 22130043431989 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22130043432001) by changing a digit.

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 59 ways as a sum of consecutive naturals, for example, 8979276 + ... + 11175306.

It is an arithmetic number, because the mean of its divisors is an integer number (641182051136).

Almost surely, 2^{22130043432021} is an apocalyptic number.

22130043432021 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22130043432021 is a deficient number, since it is larger than the sum of its proper divisors (16340879636139).

22130043432021 is a wasteful number, since it uses less digits than its factorization.

22130043432021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2198596 (or 2198580 counting only the distinct ones).

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

Adding to 22130043432021 its reverse (12023434003122), we get a palindrome (34153477435143).

The spelling of 22130043432021 in words is "twenty-two trillion, one hundred thirty billion, forty-three million, four hundred thirty-two thousand, twenty-one".