22213553321513 has 8 divisors (see below), whose sum is σ = 22730278665600. Its totient is φ = 21696833935728.

The previous prime is 22213553321489. The next prime is 22213553321537. The reversal of 22213553321513 is 31512335531222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22213553321489) and next prime (22213553321537).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22213553321513 - 2²⁰ = 22213552272937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22213553321413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6552683 + ... + 9346911.

It is an arithmetic number, because the mean of its divisors is an integer number (2841284833200).

Almost surely, 2^{22213553321513} is an apocalyptic number.

It is an amenable number.

22213553321513 is a deficient number, since it is larger than the sum of its proper divisors (516725344087).

22213553321513 is a wasteful number, since it uses less digits than its factorization.

22213553321513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2979151.

The product of its digits is 162000, while the sum is 38.

Adding to 22213553321513 its reverse (31512335531222), we get a palindrome (53725888852735).

The spelling of 22213553321513 in words is "twenty-two trillion, two hundred thirteen billion, five hundred fifty-three million, three hundred twenty-one thousand, five hundred thirteen".