2102112210 has 32 divisors (see below), whose sum is σ = 5503712832. Its totient is φ = 509602880.

The previous prime is 2102112179. The next prime is 2102112211. The reversal of 2102112210 is 122112012.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2102112211) 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, 3184689 + ... + 3185348.

It is an arithmetic number, because the mean of its divisors is an integer number (171991026).

Almost surely, 2^2102112210 is an apocalyptic number.

2102112210 is an abundant number, since it is smaller than the sum of its proper divisors (3401600622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2102112210 is a wasteful number, since it uses less digits than its factorization.

2102112210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6370058.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 2102112210 is about 45848.7972579434. The cubic root of 2102112210 is about 1281.0083627279.

Adding to 2102112210 its reverse (122112012), we get a palindrome (2224224222).

The spelling of 2102112210 in words is "two billion, one hundred two million, one hundred twelve thousand, two hundred ten".