2211602401 has 2 divisors, whose sum is σ = 2211602402. Its totient is φ = 2211602400.

The previous prime is 2211602399. The next prime is 2211602441. The reversal of 2211602401 is 1042061122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1542604176 + 668998225 = 39276^2 + 25865^2 .

It is a cyclic number.

It is not a de Polignac number, because 2211602401 - 2¹ = 2211602399 is a prime.

Together with 2211602399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2211602441) 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, 1105801200 + 1105801201.

It is an arithmetic number, because the mean of its divisors is an integer number (1105801201).

Almost surely, 2^2211602401 is an apocalyptic number.

It is an amenable number.

2211602401 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211602401 is an equidigital number, since it uses as much as digits as its factorization.

2211602401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2211602401 is about 47027.6769679303. The cubic root of 2211602401 is about 1302.8738004385.

Adding to 2211602401 its reverse (1042061122), we get a palindrome (3253663523).

The spelling of 2211602401 in words is "two billion, two hundred eleven million, six hundred two thousand, four hundred one".