2213225401 has 2 divisors, whose sum is σ = 2213225402. Its totient is φ = 2213225400.

The previous prime is 2213225309. The next prime is 2213225447. The reversal of 2213225401 is 1045223122.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1332323001 + 880902400 = 36501^2 + 29680^2 .

It is a cyclic number.

It is not a de Polignac number, because 2213225401 - 2⁹ = 2213224889 is a prime.

It is a super-2 number, since 2×2213225401² = 9796733351263221602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2213225471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106612700 + 1106612701.

It is an arithmetic number, because the mean of its divisors is an integer number (1106612701).

Almost surely, 2^2213225401 is an apocalyptic number.

It is an amenable number.

2213225401 is a deficient number, since it is larger than the sum of its proper divisors (1).

2213225401 is an equidigital number, since it uses as much as digits as its factorization.

2213225401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2213225401 is about 47044.9295992671. The cubic root of 2213225401 is about 1303.1924302135.

Adding to 2213225401 its reverse (1045223122), we get a palindrome (3258448523).

The spelling of 2213225401 in words is "two billion, two hundred thirteen million, two hundred twenty-five thousand, four hundred one".