225822913111 has 2 divisors, whose sum is σ = 225822913112. Its totient is φ = 225822913110.

The previous prime is 225822913037. The next prime is 225822913117. The reversal of 225822913111 is 111319228522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225822913111 - 2¹¹ = 225822911063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225822913117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112911456555 + 112911456556.

It is an arithmetic number, because the mean of its divisors is an integer number (112911456556).

Almost surely, 2^225822913111 is an apocalyptic number.

225822913111 is a deficient number, since it is larger than the sum of its proper divisors (1).

225822913111 is an equidigital number, since it uses as much as digits as its factorization.

225822913111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 37.

It can be divided in two parts, 2258 and 22913111, that added together give a square (22915369 = 4787²).

The spelling of 225822913111 in words is "two hundred twenty-five billion, eight hundred twenty-two million, nine hundred thirteen thousand, one hundred eleven".