22123341240013 has 16 divisors (see below), whose sum is σ = 23847860337840. Its totient is φ = 20402072354304.

The previous prime is 22123341239947. The next prime is 22123341240029. The reversal of 22123341240013 is 31004214332122.

It can be written as a sum of positive squares in 8 ways, for example, as 3706772388804 + 18416568851209 = 1925298^2 + 4291453^2 .

It is a cyclic number.

It is not a de Polignac number, because 22123341240013 - 2²⁵ = 22123307685581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22123341244013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142186303 + ... + 142341811.

It is an arithmetic number, because the mean of its divisors is an integer number (1490491271115).

Almost surely, 2^{22123341240013} is an apocalyptic number.

It is an amenable number.

22123341240013 is a deficient number, since it is larger than the sum of its proper divisors (1724519097827).

22123341240013 is a wasteful number, since it uses less digits than its factorization.

22123341240013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165888.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 22123341240013 its reverse (31004214332122), we get a palindrome (53127555572135).

The spelling of 22123341240013 in words is "twenty-two trillion, one hundred twenty-three billion, three hundred forty-one million, two hundred forty thousand, thirteen".