2250221514461 has 2 divisors, whose sum is σ = 2250221514462. Its totient is φ = 2250221514460.

The previous prime is 2250221514413. The next prime is 2250221514479. The reversal of 2250221514461 is 1644151220522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2241814458361 + 8407056100 = 1497269^2 + 91690^2 .

It is a cyclic number.

It is not a de Polignac number, because 2250221514461 - 2³⁴ = 2233041645277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2250221513461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125110757230 + 1125110757231.

It is an arithmetic number, because the mean of its divisors is an integer number (1125110757231).

Almost surely, 2^{2250221514461} is an apocalyptic number.

It is an amenable number.

2250221514461 is a deficient number, since it is larger than the sum of its proper divisors (1).

2250221514461 is an equidigital number, since it uses as much as digits as its factorization.

2250221514461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38400, while the sum is 35.

Adding to 2250221514461 its reverse (1644151220522), we get a palindrome (3894372734983).

The spelling of 2250221514461 in words is "two trillion, two hundred fifty billion, two hundred twenty-one million, five hundred fourteen thousand, four hundred sixty-one".