2212009361 has 2 divisors, whose sum is σ = 2212009362. Its totient is φ = 2212009360.

The previous prime is 2212009339. The next prime is 2212009367. The reversal of 2212009361 is 1639002122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1544097025 + 667912336 = 39295^2 + 25844^2 .

It is a cyclic number.

It is not a de Polignac number, because 2212009361 - 2¹⁸ = 2211747217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2212009361.

It is not a weakly prime, because it can be changed into another prime (2212009367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106004680 + 1106004681.

It is an arithmetic number, because the mean of its divisors is an integer number (1106004681).

Almost surely, 2^2212009361 is an apocalyptic number.

It is an amenable number.

2212009361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212009361 is an equidigital number, since it uses as much as digits as its factorization.

2212009361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 2212009361 is about 47032.0035826670. The cubic root of 2212009361 is about 1302.9537100707.

The spelling of 2212009361 in words is "two billion, two hundred twelve million, nine thousand, three hundred sixty-one".