2200924721 has 2 divisors, whose sum is σ = 2200924722. Its totient is φ = 2200924720.

The previous prime is 2200924709. The next prime is 2200924729. The reversal of 2200924721 is 1274290022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2158531600 + 42393121 = 46460^2 + 6511^2 .

It is a cyclic number.

It is not a de Polignac number, because 2200924721 - 2²⁶ = 2133815857 is a prime.

It is not a weakly prime, because it can be changed into another prime (2200924729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100462360 + 1100462361.

It is an arithmetic number, because the mean of its divisors is an integer number (1100462361).

Almost surely, 2^2200924721 is an apocalyptic number.

It is an amenable number.

2200924721 is a deficient number, since it is larger than the sum of its proper divisors (1).

2200924721 is an equidigital number, since it uses as much as digits as its factorization.

2200924721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 2200924721 is about 46914.0141215820. The cubic root of 2200924721 is about 1300.7736462083.

The spelling of 2200924721 in words is "two billion, two hundred million, nine hundred twenty-four thousand, seven hundred twenty-one".