22303231231313 has 4 divisors (see below), whose sum is σ = 22420002075648. Its totient is φ = 22186460386980.

The previous prime is 22303231231291. The next prime is 22303231231367. The reversal of 22303231231313 is 31313213230322.

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 22303231231313 - 2²⁴ = 22303214454097 is a prime.

It is a super-2 number, since 2×22303231231313² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22303231231373) 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 3 ways as a sum of consecutive naturals, for example, 58385421881 + ... + 58385422262.

It is an arithmetic number, because the mean of its divisors is an integer number (5605000518912).

Almost surely, 2^{22303231231313} is an apocalyptic number.

It is an amenable number.

22303231231313 is a deficient number, since it is larger than the sum of its proper divisors (116770844335).

22303231231313 is a wasteful number, since it uses less digits than its factorization.

22303231231313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116770844334.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 22303231231313 its reverse (31313213230322), we get a palindrome (53616444461635).

The spelling of 22303231231313 in words is "twenty-two trillion, three hundred three billion, two hundred thirty-one million, two hundred thirty-one thousand, three hundred thirteen".