2201250445061 has 2 divisors, whose sum is σ = 2201250445062. Its totient is φ = 2201250445060.

The previous prime is 2201250445033. The next prime is 2201250445087. The reversal of 2201250445061 is 1605440521022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1653554240836 + 547696204225 = 1285906^2 + 740065^2 .

It is a cyclic number.

It is not a de Polignac number, because 2201250445061 - 2¹⁴ = 2201250428677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2201250447061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100625222530 + 1100625222531.

It is an arithmetic number, because the mean of its divisors is an integer number (1100625222531).

Almost surely, 2^{2201250445061} is an apocalyptic number.

It is an amenable number.

2201250445061 is a deficient number, since it is larger than the sum of its proper divisors (1).

2201250445061 is an equidigital number, since it uses as much as digits as its factorization.

2201250445061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 2201250445061 its reverse (1605440521022), we get a palindrome (3806690966083).

The spelling of 2201250445061 in words is "two trillion, two hundred one billion, two hundred fifty million, four hundred forty-five thousand, sixty-one".