22312013130002 has 4 divisors (see below), whose sum is σ = 33468019695006. Its totient is φ = 11156006565000.

The previous prime is 22312013129921. The next prime is 22312013130007. The reversal of 22312013130002 is 20003131021322.

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

It can be written as a sum of positive squares in only one way, i.e., 18325925012641 + 3986088117361 = 4280879^2 + 1996519^2 .

It is a super-3 number, since 3×22312013130002³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22312013130007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5578003282499 + ... + 5578003282502.

Almost surely, 2^{22312013130002} is an apocalyptic number.

22312013130002 is a deficient number, since it is larger than the sum of its proper divisors (11156006565004).

22312013130002 is a wasteful number, since it uses less digits than its factorization.

22312013130002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11156006565003.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 22312013130002 its reverse (20003131021322), we get a palindrome (42315144151324).

The spelling of 22312013130002 in words is "twenty-two trillion, three hundred twelve billion, thirteen million, one hundred thirty thousand, two".