22130023121 has 16 divisors (see below), whose sum is σ = 24024633600. Its totient is φ = 20313151488.

The previous prime is 22130023093. The next prime is 22130023127. The reversal of 22130023121 is 12132003122.

It is a cyclic number.

It is not a de Polignac number, because 22130023121 - 2¹⁰ = 22130022097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22130023121.

It is not an unprimeable number, because it can be changed into a prime (22130023127) 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 15 ways as a sum of consecutive naturals, for example, 102161 + ... + 233873.

It is an arithmetic number, because the mean of its divisors is an integer number (1501539600).

Almost surely, 2^22130023121 is an apocalyptic number.

It is an amenable number.

22130023121 is a deficient number, since it is larger than the sum of its proper divisors (1894610479).

22130023121 is a wasteful number, since it uses less digits than its factorization.

22130023121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132008.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 22130023121 its reverse (12132003122), we get a palindrome (34262026243).

The spelling of 22130023121 in words is "twenty-two billion, one hundred thirty million, twenty-three thousand, one hundred twenty-one".