22010761 has 2 divisors, whose sum is σ = 22010762. Its totient is φ = 22010760.

The previous prime is 22010707. The next prime is 22010803. The reversal of 22010761 is 16701022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13278736 + 8732025 = 3644^2 + 2955^2 .

It is a cyclic number.

It is not a de Polignac number, because 22010761 - 2⁷ = 22010633 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22010861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005380 + 11005381.

It is an arithmetic number, because the mean of its divisors is an integer number (11005381).

Almost surely, 2^22010761 is an apocalyptic number.

It is an amenable number.

22010761 is a deficient number, since it is larger than the sum of its proper divisors (1).

22010761 is an equidigital number, since it uses as much as digits as its factorization.

22010761 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 22010761 is about 4691.5627460368. The cubic root of 22010761 is about 280.2496115963.

Adding to 22010761 its reverse (16701022), we get a palindrome (38711783).

The spelling of 22010761 in words is "twenty-two million, ten thousand, seven hundred sixty-one".