22012000313 has 4 divisors (see below), whose sum is σ = 22213945380. Its totient is φ = 21810055248.

The previous prime is 22012000301. The next prime is 22012000321. The reversal of 22012000313 is 31300021022.

It is a happy number.

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 11743623424 + 10268376889 = 108368^2 + 101333^2 .

It is a cyclic number.

It is not a de Polignac number, because 22012000313 - 2⁶ = 22012000249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22012000363) 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, 100972370 + ... + 100972587.

It is an arithmetic number, because the mean of its divisors is an integer number (5553486345).

Almost surely, 2^22012000313 is an apocalyptic number.

It is an amenable number.

22012000313 is a deficient number, since it is larger than the sum of its proper divisors (201945067).

22012000313 is a wasteful number, since it uses less digits than its factorization.

22012000313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201945066.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 22012000313 its reverse (31300021022), we get a palindrome (53312021335).

The spelling of 22012000313 in words is "twenty-two billion, twelve million, three hundred thirteen", and thus it is an aban number.