2212021112 has 24 divisors (see below), whose sum is σ = 4824689760. Its totient is φ = 948008880.

The previous prime is 2212021087. The next prime is 2212021169. The reversal of 2212021112 is 2111202122.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2821064 + ... + 2821847.

It is an arithmetic number, because the mean of its divisors is an integer number (201028740).

Almost surely, 2^2212021112 is an apocalyptic number.

It is an amenable number.

2212021112 is an abundant number, since it is smaller than the sum of its proper divisors (2612668648).

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

2212021112 is a wasteful number, since it uses less digits than its factorization.

2212021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5642931 (or 5642920 counting only the distinct ones).

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

The square root of 2212021112 is about 47032.1285080741. The cubic root of 2212021112 is about 1302.9560173216.

Adding to 2212021112 its reverse (2111202122), we get a palindrome (4323223234).

The spelling of 2212021112 in words is "two billion, two hundred twelve million, twenty-one thousand, one hundred twelve".