2211121001112 has 16 divisors (see below), whose sum is σ = 5527802502840. Its totient is φ = 737040333696.

The previous prime is 2211121001057. The next prime is 2211121001143. The reversal of 2211121001112 is 2111001211122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2211121001091 and 2211121001100.

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, 46065020833 + ... + 46065020880.

Almost surely, 2^{2211121001112} is an apocalyptic number.

It is an amenable number.

2211121001112 is an abundant number, since it is smaller than the sum of its proper divisors (3316681501728).

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

2211121001112 is a wasteful number, since it uses less digits than its factorization.

2211121001112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92130041722 (or 92130041718 counting only the distinct ones).

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

Adding to 2211121001112 its reverse (2111001211122), we get a palindrome (4322122212234).

The spelling of 2211121001112 in words is "two trillion, two hundred eleven billion, one hundred twenty-one million, one thousand, one hundred twelve".