22253213251 has 2 divisors, whose sum is σ = 22253213252. Its totient is φ = 22253213250.

The previous prime is 22253213219. The next prime is 22253213263. The reversal of 22253213251 is 15231235222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22253213251 - 2⁵ = 22253213219 is a prime.

It is a super-3 number, since 3×22253213251³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (22253213291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11126606625 + 11126606626.

It is an arithmetic number, because the mean of its divisors is an integer number (11126606626).

Almost surely, 2^22253213251 is an apocalyptic number.

22253213251 is a deficient number, since it is larger than the sum of its proper divisors (1).

22253213251 is an equidigital number, since it uses as much as digits as its factorization.

22253213251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7200, while the sum is 28.

Adding to 22253213251 its reverse (15231235222), we get a palindrome (37484448473).

The spelling of 22253213251 in words is "twenty-two billion, two hundred fifty-three million, two hundred thirteen thousand, two hundred fifty-one".