2111021122112 has 112 divisors (see below), whose sum is σ = 5202031841280. Its totient is φ = 829457625600.

The previous prime is 2111021122087. The next prime is 2111021122117. The reversal of 2111021122112 is 2112211201112.

It is a tau number, because it is divible by the number of its divisors (112).

It is not an unprimeable number, because it can be changed into a prime (2111021122117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3736214 + ... + 4263957.

Almost surely, 2^{2111021122112} is an apocalyptic number.

It is an amenable number.

2111021122112 is an abundant number, since it is smaller than the sum of its proper divisors (3091010719168).

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

2111021122112 is a wasteful number, since it uses less digits than its factorization.

2111021122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8000240 (or 8000230 counting only the distinct ones).

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

Adding to 2111021122112 its reverse (2112211201112), we get a palindrome (4223232323224).

The spelling of 2111021122112 in words is "two trillion, one hundred eleven billion, twenty-one million, one hundred twenty-two thousand, one hundred twelve".