2152216210 has 16 divisors (see below), whose sum is σ = 3931811136. Its totient is φ = 848037168.

The previous prime is 2152216181. The next prime is 2152216217. The reversal of 2152216210 is 126122512.

It is a super-2 number, since 2×2152216210² = 9264069229173528200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2152216217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1605462 + ... + 1606801.

It is an arithmetic number, because the mean of its divisors is an integer number (245738196).

Almost surely, 2^2152216210 is an apocalyptic number.

2152216210 is a deficient number, since it is larger than the sum of its proper divisors (1779594926).

2152216210 is a wasteful number, since it uses less digits than its factorization.

2152216210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3212337.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 2152216210 is about 46391.9843291920. The cubic root of 2152216210 is about 1291.1061981505.

Adding to 2152216210 its reverse (126122512), we get a palindrome (2278338722).

The spelling of 2152216210 in words is "two billion, one hundred fifty-two million, two hundred sixteen thousand, two hundred ten".