2160215355 has 16 divisors (see below), whose sum is σ = 3638257920. Its totient is φ = 1091477088.

The previous prime is 2160215329. The next prime is 2160215357. The reversal of 2160215355 is 5535120612.

It is a happy number.

It is not a de Polignac number, because 2160215355 - 2⁷ = 2160215227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2160215357) 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, 3789567 + ... + 3790136.

It is an arithmetic number, because the mean of its divisors is an integer number (227391120).

Almost surely, 2^2160215355 is an apocalyptic number.

2160215355 is a deficient number, since it is larger than the sum of its proper divisors (1478042565).

2160215355 is a wasteful number, since it uses less digits than its factorization.

2160215355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7579730.

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 2160215355 is about 46478.1169476561. The cubic root of 2160215355 is about 1292.7037726177.

Adding to 2160215355 its reverse (5535120612), we get a palindrome (7695335967).

The spelling of 2160215355 in words is "two billion, one hundred sixty million, two hundred fifteen thousand, three hundred fifty-five".