2211112012 has 12 divisors (see below), whose sum is σ = 3894093280. Its totient is φ = 1098513936.

The previous prime is 2211112003. The next prime is 2211112049. The reversal of 2211112012 is 2102111122.

It is a super-2 number, since 2×2211112012² = 9778032659221376288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2211111983 and 2211112001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1759812 + ... + 1761067.

Almost surely, 2^2211112012 is an apocalyptic number.

It is an amenable number.

2211112012 is a deficient number, since it is larger than the sum of its proper divisors (1682981268).

2211112012 is a wasteful number, since it uses less digits than its factorization.

2211112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3521040 (or 3521038 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 2211112012 is about 47022.4628449000. The cubic root of 2211112012 is about 1302.7774958754. Note that the first 3 decimals are identical.

Adding to 2211112012 its reverse (2102111122), we get a palindrome (4313223134).

The spelling of 2211112012 in words is "two billion, two hundred eleven million, one hundred twelve thousand, twelve".