2212111101112 has 32 divisors (see below), whose sum is σ = 4610145786480. Its totient is φ = 986533250560.

The previous prime is 2212111101103. The next prime is 2212111101139. The reversal of 2212111101112 is 2111011112122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237142753 + ... + 237152080.

Almost surely, 2^{2212111101112} is an apocalyptic number.

2212111101112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2212111101112 is an abundant number, since it is smaller than the sum of its proper divisors (2398034685368).

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

2212111101112 is a wasteful number, since it uses less digits than its factorization.

2212111101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474294903 (or 474294899 counting only the distinct ones).

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

Adding to 2212111101112 its reverse (2111011112122), we get a palindrome (4323122213234).

The spelling of 2212111101112 in words is "two trillion, two hundred twelve billion, one hundred eleven million, one hundred one thousand, one hundred twelve".