2225100401 has 2 divisors, whose sum is σ = 2225100402. Its totient is φ = 2225100400.

The previous prime is 2225100379. The next prime is 2225100407. The reversal of 2225100401 is 1040015222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2036175376 + 188925025 = 45124^2 + 13745^2 .

It is a cyclic number.

It is not a de Polignac number, because 2225100401 - 2⁶ = 2225100337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2225100401.

It is not a weakly prime, because it can be changed into another prime (2225100407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1112550200 + 1112550201.

It is an arithmetic number, because the mean of its divisors is an integer number (1112550201).

Almost surely, 2^2225100401 is an apocalyptic number.

It is an amenable number.

2225100401 is a deficient number, since it is larger than the sum of its proper divisors (1).

2225100401 is an equidigital number, since it uses as much as digits as its factorization.

2225100401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 2225100401 is about 47170.9698967490. The cubic root of 2225100401 is about 1305.5190217844.

Adding to 2225100401 its reverse (1040015222), we get a palindrome (3265115623).

The spelling of 2225100401 in words is "two billion, two hundred twenty-five million, one hundred thousand, four hundred one".