240022044161 has 2 divisors, whose sum is σ = 240022044162. Its totient is φ = 240022044160.

The previous prime is 240022044151. The next prime is 240022044191. The reversal of 240022044161 is 161440220042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121372108225 + 118649935936 = 348385^2 + 344456^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240022044161 is a prime.

It is a super-2 number, since 2×240022044161² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 240022044161.

It is not a weakly prime, because it can be changed into another prime (240022044121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120011022080 + 120011022081.

It is an arithmetic number, because the mean of its divisors is an integer number (120011022081).

Almost surely, 2^240022044161 is an apocalyptic number.

It is an amenable number.

240022044161 is a deficient number, since it is larger than the sum of its proper divisors (1).

240022044161 is an equidigital number, since it uses as much as digits as its factorization.

240022044161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 26.

The spelling of 240022044161 in words is "two hundred forty billion, twenty-two million, forty-four thousand, one hundred sixty-one".