2244402333181 has 2 divisors, whose sum is σ = 2244402333182. Its totient is φ = 2244402333180.

The previous prime is 2244402333133. The next prime is 2244402333247. The reversal of 2244402333181 is 1813332044422.

2244402333181 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1660567276900 + 583835056281 = 1288630^2 + 764091^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2244402333181 is a prime.

It is a super-2 number, since 2×2244402333181² (a number of 26 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 2244402333181.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2244402333881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1122201166590 + 1122201166591.

It is an arithmetic number, because the mean of its divisors is an integer number (1122201166591).

Almost surely, 2^{2244402333181} is an apocalyptic number.

It is an amenable number.

2244402333181 is a deficient number, since it is larger than the sum of its proper divisors (1).

2244402333181 is an equidigital number, since it uses as much as digits as its factorization.

2244402333181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 110592, while the sum is 37.

The spelling of 2244402333181 in words is "two trillion, two hundred forty-four billion, four hundred two million, three hundred thirty-three thousand, one hundred eighty-one".