22301122312213 has 4 divisors (see below), whose sum is σ = 22845052124748. Its totient is φ = 21757192499680.

The previous prime is 22301122312211. The next prime is 22301122312243. The reversal of 22301122312213 is 31221322110322.

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 2986837693009 + 19314284619204 = 1728247^2 + 4394802^2 .

It is a cyclic number.

It is not a de Polignac number, because 22301122312213 - 2¹ = 22301122312211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22301122312211) 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, 271964906206 + ... + 271964906287.

It is an arithmetic number, because the mean of its divisors is an integer number (5711263031187).

Almost surely, 2^{22301122312213} is an apocalyptic number.

It is an amenable number.

22301122312213 is a deficient number, since it is larger than the sum of its proper divisors (543929812535).

22301122312213 is an equidigital number, since it uses as much as digits as its factorization.

22301122312213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543929812534.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 22301122312213 its reverse (31221322110322), we get a palindrome (53522444422535).

The spelling of 22301122312213 in words is "twenty-two trillion, three hundred one billion, one hundred twenty-two million, three hundred twelve thousand, two hundred thirteen".