2223838727161 has 2 divisors, whose sum is σ = 2223838727162. Its totient is φ = 2223838727160.

The previous prime is 2223838727147. The next prime is 2223838727177. The reversal of 2223838727161 is 1617278383222.

2223838727161 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., 1493147139136 + 730691588025 = 1221944^2 + 854805^2 .

It is a cyclic number.

It is not a de Polignac number, because 2223838727161 - 2⁵ = 2223838727129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2223838727099 and 2223838727108.

It is not a weakly prime, because it can be changed into another prime (2223838727861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111919363580 + 1111919363581.

It is an arithmetic number, because the mean of its divisors is an integer number (1111919363581).

Almost surely, 2^{2223838727161} is an apocalyptic number.

It is an amenable number.

2223838727161 is a deficient number, since it is larger than the sum of its proper divisors (1).

2223838727161 is an equidigital number, since it uses as much as digits as its factorization.

2223838727161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2709504, while the sum is 52.

The spelling of 2223838727161 in words is "two trillion, two hundred twenty-three billion, eight hundred thirty-eight million, seven hundred twenty-seven thousand, one hundred sixty-one".