22028585233 has 2 divisors, whose sum is σ = 22028585234. Its totient is φ = 22028585232.

The previous prime is 22028585149. The next prime is 22028585263. The reversal of 22028585233 is 33258582022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20680740864 + 1347844369 = 143808^2 + 36713^2 .

It is a cyclic number.

It is not a de Polignac number, because 22028585233 - 2¹³ = 22028577041 is a prime.

It is not a weakly prime, because it can be changed into another prime (22028585263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11014292616 + 11014292617.

It is an arithmetic number, because the mean of its divisors is an integer number (11014292617).

Almost surely, 2^22028585233 is an apocalyptic number.

It is an amenable number.

22028585233 is a deficient number, since it is larger than the sum of its proper divisors (1).

22028585233 is an equidigital number, since it uses as much as digits as its factorization.

22028585233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 22028585233 in words is "twenty-two billion, twenty-eight million, five hundred eighty-five thousand, two hundred thirty-three".