22227256903 has 2 divisors, whose sum is σ = 22227256904. Its totient is φ = 22227256902.

The previous prime is 22227256871. The next prime is 22227257009. The reversal of 22227256903 is 30965272222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22227256903 - 2⁵ = 22227256871 is a prime.

It is a super-2 number, since 2×22227256903² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22227256703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11113628451 + 11113628452.

It is an arithmetic number, because the mean of its divisors is an integer number (11113628452).

Almost surely, 2^22227256903 is an apocalyptic number.

22227256903 is a deficient number, since it is larger than the sum of its proper divisors (1).

22227256903 is an equidigital number, since it uses as much as digits as its factorization.

22227256903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 22227256903 in words is "twenty-two billion, two hundred twenty-seven million, two hundred fifty-six thousand, nine hundred three".