2102112212 has 24 divisors (see below), whose sum is σ = 3807336960. Its totient is φ = 1014335840.

The previous prime is 2102112211. The next prime is 2102112217. The reversal of 2102112212 is 2122112012.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 476537 + ... + 480927.

It is an arithmetic number, because the mean of its divisors is an integer number (158639040).

Almost surely, 2^2102112212 is an apocalyptic number.

It is an amenable number.

2102112212 is a deficient number, since it is larger than the sum of its proper divisors (1705224748).

2102112212 is a wasteful number, since it uses less digits than its factorization.

2102112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8551 (or 8549 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 2102112212 is about 45848.7972797542. The cubic root of 2102112212 is about 1281.0083631342.

Adding to 2102112212 its reverse (2122112012), we get a palindrome (4224224224).

It can be divided in two parts, 21021 and 12212, that added together give a palindrome (33233).

The spelling of 2102112212 in words is "two billion, one hundred two million, one hundred twelve thousand, two hundred twelve".