2200022257561 has 2 divisors, whose sum is σ = 2200022257562. Its totient is φ = 2200022257560.

The previous prime is 2200022257519. The next prime is 2200022257567. The reversal of 2200022257561 is 1657522200022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1408064651161 + 791957606400 = 1186619^2 + 889920^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2200022257561 is a prime.

It is not a weakly prime, because it can be changed into another prime (2200022257567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100011128780 + 1100011128781.

It is an arithmetic number, because the mean of its divisors is an integer number (1100011128781).

Almost surely, 2^{2200022257561} is an apocalyptic number.

It is an amenable number.

2200022257561 is a deficient number, since it is larger than the sum of its proper divisors (1).

2200022257561 is an equidigital number, since it uses as much as digits as its factorization.

2200022257561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33600, while the sum is 34.

Adding to 2200022257561 its reverse (1657522200022), we get a palindrome (3857544457583).

The spelling of 2200022257561 in words is "two trillion, two hundred billion, twenty-two million, two hundred fifty-seven thousand, five hundred sixty-one".