2212022977 has 2 divisors, whose sum is σ = 2212022978. Its totient is φ = 2212022976.

The previous prime is 2212022941. The next prime is 2212023043. The reversal of 2212022977 is 7792202122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2194079281 + 17943696 = 46841^2 + 4236^2 .

It is a cyclic number.

It is not a de Polignac number, because 2212022977 - 2⁷ = 2212022849 is a prime.

It is not a weakly prime, because it can be changed into another prime (2212022927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106011488 + 1106011489.

It is an arithmetic number, because the mean of its divisors is an integer number (1106011489).

Almost surely, 2^2212022977 is an apocalyptic number.

It is an amenable number.

2212022977 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212022977 is an equidigital number, since it uses as much as digits as its factorization.

2212022977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 2212022977 is about 47032.1483349421. The cubic root of 2212022977 is about 1302.9563835044.

The spelling of 2212022977 in words is "two billion, two hundred twelve million, twenty-two thousand, nine hundred seventy-seven".