2152222017 has 16 divisors (see below), whose sum is σ = 3295269120. Its totient is φ = 1235725200.

The previous prime is 2152222003. The next prime is 2152222057. The reversal of 2152222017 is 7102222512.

It is not a de Polignac number, because 2152222017 - 2¹⁴ = 2152205633 is a prime.

It is a super-2 number, since 2×2152222017² = 9264119220919096578, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2152222057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1715659 + ... + 1716912.

It is an arithmetic number, because the mean of its divisors is an integer number (205954320).

Almost surely, 2^2152222017 is an apocalyptic number.

It is an amenable number.

2152222017 is a deficient number, since it is larger than the sum of its proper divisors (1143047103).

2152222017 is a wasteful number, since it uses less digits than its factorization.

2152222017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3432604.

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 2152222017 is about 46392.0469153927. The cubic root of 2152222017 is about 1291.1073593484.

Adding to 2152222017 its reverse (7102222512), we get a palindrome (9254444529).

The spelling of 2152222017 in words is "two billion, one hundred fifty-two million, two hundred twenty-two thousand, seventeen".