22220012223113 has 4 divisors (see below), whose sum is σ = 22220053507140. Its totient is φ = 22219970939088.

The previous prime is 22220012223109. The next prime is 22220012223173. The reversal of 22220012223113 is 31132221002222.

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 7638634660864 + 14581377562249 = 2763808^2 + 3818557^2 .

It is a cyclic number.

It is not a de Polignac number, because 22220012223113 - 2² = 22220012223109 is a prime.

It is a super-2 number, since 2×22220012223113² (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 (22220012223173) 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, 19823870 + ... + 20914727.

It is an arithmetic number, because the mean of its divisors is an integer number (5555013376785).

Almost surely, 2^{22220012223113} is an apocalyptic number.

It is an amenable number.

22220012223113 is a deficient number, since it is larger than the sum of its proper divisors (41284027).

22220012223113 is an equidigital number, since it uses as much as digits as its factorization.

22220012223113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41284026.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 22220012223113 its reverse (31132221002222), we get a palindrome (53352233225335).

The spelling of 22220012223113 in words is "twenty-two trillion, two hundred twenty billion, twelve million, two hundred twenty-three thousand, one hundred thirteen".