22451210253213 has 8 divisors (see below), whose sum is σ = 34211368004928. Its totient is φ = 12829263001824.

The previous prime is 22451210253209. The next prime is 22451210253223. The reversal of 22451210253213 is 31235201215422.

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

It is not a de Polignac number, because 22451210253213 - 2² = 22451210253209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22451210253223) 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, 534552625056 + ... + 534552625097.

It is an arithmetic number, because the mean of its divisors is an integer number (4276421000616).

Almost surely, 2^{22451210253213} is an apocalyptic number.

It is an amenable number.

22451210253213 is a deficient number, since it is larger than the sum of its proper divisors (11760157751715).

22451210253213 is a wasteful number, since it uses less digits than its factorization.

22451210253213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069105250163.

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 22451210253213 its reverse (31235201215422), we get a palindrome (53686411468635).

The spelling of 22451210253213 in words is "twenty-two trillion, four hundred fifty-one billion, two hundred ten million, two hundred fifty-three thousand, two hundred thirteen".