22140410030421 has 32 divisors (see below), whose sum is σ = 31497153481728. Its totient is φ = 13785319192320.

The previous prime is 22140410030377. The next prime is 22140410030509. The reversal of 22140410030421 is 12403001404122.

It is not a de Polignac number, because 22140410030421 - 2³⁴ = 22123230161237 is a prime.

It is a super-2 number, since 2×22140410030421² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22140410030391 and 22140410030400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22140410032421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166444080 + ... + 166577046.

It is an arithmetic number, because the mean of its divisors is an integer number (984286046304).

Almost surely, 2^{22140410030421} is an apocalyptic number.

It is an amenable number.

22140410030421 is a deficient number, since it is larger than the sum of its proper divisors (9356743451307).

22140410030421 is a wasteful number, since it uses less digits than its factorization.

22140410030421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158041.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 22140410030421 its reverse (12403001404122), we get a palindrome (34543411434543).

The spelling of 22140410030421 in words is "twenty-two trillion, one hundred forty billion, four hundred ten million, thirty thousand, four hundred twenty-one".