2050922161 has 2 divisors, whose sum is σ = 2050922162. Its totient is φ = 2050922160.

The previous prime is 2050922101. The next prime is 2050922189. The reversal of 2050922161 is 1612290502.

It is an a-pointer prime, because the next prime (2050922189) can be obtained adding 2050922161 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2020053025 + 30869136 = 44945^2 + 5556^2 .

It is a cyclic number.

It is not a de Polignac number, because 2050922161 - 2¹⁹ = 2050397873 is a prime.

It is not a weakly prime, because it can be changed into another prime (2050922101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1025461080 + 1025461081.

It is an arithmetic number, because the mean of its divisors is an integer number (1025461081).

Almost surely, 2^2050922161 is an apocalyptic number.

It is an amenable number.

2050922161 is a deficient number, since it is larger than the sum of its proper divisors (1).

2050922161 is an equidigital number, since it uses as much as digits as its factorization.

2050922161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 2050922161 is about 45287.1081103662. The cubic root of 2050922161 is about 1270.5245443087.

The spelling of 2050922161 in words is "two billion, fifty million, nine hundred twenty-two thousand, one hundred sixty-one".