2272162001 has 2 divisors, whose sum is σ = 2272162002. Its totient is φ = 2272162000.

The previous prime is 2272161907. The next prime is 2272162021. The reversal of 2272162001 is 1002612722.

It is a happy number.

2272162001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1646411776 + 625750225 = 40576^2 + 25015^2 .

It is a cyclic number.

It is not a de Polignac number, because 2272162001 - 2³⁰ = 1198420177 is a prime.

It is not a weakly prime, because it can be changed into another prime (2272162021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1136081000 + 1136081001.

It is an arithmetic number, because the mean of its divisors is an integer number (1136081001).

Almost surely, 2^2272162001 is an apocalyptic number.

It is an amenable number.

2272162001 is a deficient number, since it is larger than the sum of its proper divisors (1).

2272162001 is an equidigital number, since it uses as much as digits as its factorization.

2272162001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 2272162001 is about 47667.2004737010. The cubic root of 2272162001 is about 1314.6589352912.

Adding to 2272162001 its reverse (1002612722), we get a palindrome (3274774723).

The spelling of 2272162001 in words is "two billion, two hundred seventy-two million, one hundred sixty-two thousand, one".