22300231131121 has 4 divisors (see below), whose sum is σ = 22303247536612. Its totient is φ = 22297214725632.

The previous prime is 22300231131103. The next prime is 22300231131151. The reversal of 22300231131121 is 12113113200322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10040254100496 + 12259977030625 = 3168636^2 + 3501425^2 .

It is a cyclic number.

It is not a de Polignac number, because 22300231131121 - 2²¹ = 22300229033969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22300231131092 and 22300231131101.

It is not an unprimeable number, because it can be changed into a prime (22300231131151) 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, 1508191656 + ... + 1508206441.

It is an arithmetic number, because the mean of its divisors is an integer number (5575811884153).

Almost surely, 2^{22300231131121} is an apocalyptic number.

It is an amenable number.

22300231131121 is a deficient number, since it is larger than the sum of its proper divisors (3016405491).

22300231131121 is an equidigital number, since it uses as much as digits as its factorization.

22300231131121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3016405490.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 22300231131121 its reverse (12113113200322), we get a palindrome (34413344331443).

The spelling of 22300231131121 in words is "twenty-two trillion, three hundred billion, two hundred thirty-one million, one hundred thirty-one thousand, one hundred twenty-one".