2211210101112 has 32 divisors (see below), whose sum is σ = 5632327619280. Its totient is φ = 723163051520.

The previous prime is 2211210101083. The next prime is 2211210101161. The reversal of 2211210101112 is 2111010121122.

It is a happy number.

It is a super-2 number, since 2×2211210101112² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2211210101091 and 2211210101100.

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, 869185089 + ... + 869187632.

Almost surely, 2^{2211210101112} is an apocalyptic number.

It is an amenable number.

2211210101112 is an abundant number, since it is smaller than the sum of its proper divisors (3421117518168).

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

2211210101112 is a wasteful number, since it uses less digits than its factorization.

2211210101112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1738372783 (or 1738372779 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 2211210101112 its reverse (2111010121122), we get a palindrome (4322220222234).

The spelling of 2211210101112 in words is "two trillion, two hundred eleven billion, two hundred ten million, one hundred one thousand, one hundred twelve".