22302131213123 has 4 divisors (see below), whose sum is σ = 22302144132840. Its totient is φ = 22302118293408.

The previous prime is 22302131213111. The next prime is 22302131213143. The reversal of 22302131213123 is 32131213120322.

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

It is a cyclic number.

It is not a de Polignac number, because 22302131213123 - 2⁴ = 22302131213107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22302131213092 and 22302131213101.

It is not an unprimeable number, because it can be changed into a prime (22302131213143) 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, 3381590 + ... + 7485947.

It is an arithmetic number, because the mean of its divisors is an integer number (5575536033210).

Almost surely, 2^{22302131213123} is an apocalyptic number.

22302131213123 is a deficient number, since it is larger than the sum of its proper divisors (12919717).

22302131213123 is a wasteful number, since it uses less digits than its factorization.

22302131213123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12919716.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 22302131213123 its reverse (32131213120322), we get a palindrome (54433344333445).

The spelling of 22302131213123 in words is "twenty-two trillion, three hundred two billion, one hundred thirty-one million, two hundred thirteen thousand, one hundred twenty-three".