201922601 has 2 divisors, whose sum is σ = 201922602. Its totient is φ = 201922600.

The previous prime is 201922571. The next prime is 201922631. The reversal of 201922601 is 106229102.

It is a balanced prime because it is at equal distance from previous prime (201922571) and next prime (201922631).

It can be written as a sum of positive squares in only one way, i.e., 156225001 + 45697600 = 12499^2 + 6760^2 .

It is a cyclic number.

It is not a de Polignac number, because 201922601 - 2¹⁸ = 201660457 is a prime.

It is not a weakly prime, because it can be changed into another prime (201922631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100961300 + 100961301.

It is an arithmetic number, because the mean of its divisors is an integer number (100961301).

Almost surely, 2^201922601 is an apocalyptic number.

It is an amenable number.

201922601 is a deficient number, since it is larger than the sum of its proper divisors (1).

201922601 is an equidigital number, since it uses as much as digits as its factorization.

201922601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 201922601 is about 14209.9472553560. The cubic root of 201922601 is about 586.6714813583.

The spelling of 201922601 in words is "two hundred one million, nine hundred twenty-two thousand, six hundred one".