22470901217 has 2 divisors, whose sum is σ = 22470901218. Its totient is φ = 22470901216.

The previous prime is 22470901183. The next prime is 22470901231. The reversal of 22470901217 is 71210907422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18203676241 + 4267224976 = 134921^2 + 65324^2 .

It is a cyclic number.

It is not a de Polignac number, because 22470901217 - 2⁶ = 22470901153 is a prime.

It is not a weakly prime, because it can be changed into another prime (22470901267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11235450608 + 11235450609.

It is an arithmetic number, because the mean of its divisors is an integer number (11235450609).

Almost surely, 2^22470901217 is an apocalyptic number.

It is an amenable number.

22470901217 is a deficient number, since it is larger than the sum of its proper divisors (1).

22470901217 is an equidigital number, since it uses as much as digits as its factorization.

22470901217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 35.

The spelling of 22470901217 in words is "twenty-two billion, four hundred seventy million, nine hundred one thousand, two hundred seventeen".