2211211210112 has 32 divisors (see below), whose sum is σ = 4414344004800. Its totient is φ = 1103297420800.

The previous prime is 2211211210073. The next prime is 2211211210147. The reversal of 2211211210112 is 2110121121122.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×2211211210112² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 17971139 + ... + 18093762.

It is an arithmetic number, because the mean of its divisors is an integer number (137948250150).

Almost surely, 2^{2211211210112} is an apocalyptic number.

It is an amenable number.

2211211210112 is a deficient number, since it is larger than the sum of its proper divisors (2203132794688).

2211211210112 is an equidigital number, since it uses as much as digits as its factorization.

2211211210112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36065394 (or 36065382 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 2211211210112 its reverse (2110121121122), we get a palindrome (4321332331234).

The spelling of 2211211210112 in words is "two trillion, two hundred eleven billion, two hundred eleven million, two hundred ten thousand, one hundred twelve".