22130010421 has 8 divisors (see below), whose sum is σ = 22509061344. Its totient is φ = 21752393520.

The previous prime is 22130010361. The next prime is 22130010437. The reversal of 22130010421 is 12401003122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22130010421 - 2⁷ = 22130010293 is a prime.

It is a super-2 number, since 2×22130010421² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22130010395 and 22130010404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22130010521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327355 + ... + 389128.

It is an arithmetic number, because the mean of its divisors is an integer number (2813632668).

Almost surely, 2^22130010421 is an apocalyptic number.

It is an amenable number.

22130010421 is a deficient number, since it is larger than the sum of its proper divisors (379050923).

22130010421 is an equidigital number, since it uses as much as digits as its factorization.

22130010421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717011.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22130010421 its reverse (12401003122), we get a palindrome (34531013543).

The spelling of 22130010421 in words is "twenty-two billion, one hundred thirty million, ten thousand, four hundred twenty-one".