22230140249 has 2 divisors, whose sum is σ = 22230140250. Its totient is φ = 22230140248.

The previous prime is 22230140227. The next prime is 22230140267. The reversal of 22230140249 is 94204103222.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11874025024 + 10356115225 = 108968^2 + 101765^2 .

It is a cyclic number.

It is not a de Polignac number, because 22230140249 - 2²⁴ = 22213363033 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (22230140209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11115070124 + 11115070125.

It is an arithmetic number, because the mean of its divisors is an integer number (11115070125).

Almost surely, 2^22230140249 is an apocalyptic number.

It is an amenable number.

22230140249 is a deficient number, since it is larger than the sum of its proper divisors (1).

22230140249 is an equidigital number, since it uses as much as digits as its factorization.

22230140249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 29.

The spelling of 22230140249 in words is "twenty-two billion, two hundred thirty million, one hundred forty thousand, two hundred forty-nine".