22134300121 has 4 divisors (see below), whose sum is σ = 22137121552. Its totient is φ = 22131478692.

The previous prime is 22134300109. The next prime is 22134300137. The reversal of 22134300121 is 12100343122.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22134300121 - 2⁹ = 22134299609 is a prime.

It is a super-2 number, since 2×22134300121² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22134330121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1398915 + ... + 1414648.

It is an arithmetic number, because the mean of its divisors is an integer number (5534280388).

Almost surely, 2^22134300121 is an apocalyptic number.

It is an amenable number.

22134300121 is a deficient number, since it is larger than the sum of its proper divisors (2821431).

22134300121 is an equidigital number, since it uses as much as digits as its factorization.

22134300121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2821430.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22134300121 its reverse (12100343122), we get a palindrome (34234643243).

The spelling of 22134300121 in words is "twenty-two billion, one hundred thirty-four million, three hundred thousand, one hundred twenty-one".