2111121010112 has 14 divisors (see below), whose sum is σ = 4189255754568. Its totient is φ = 1055560505024.

The previous prime is 2111121010111. The next prime is 2111121010121. The reversal of 2111121010112 is 2110101211112.

It is a super-2 number, since 2×2111121010112² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111121010111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16493132828 + ... + 16493132955.

Almost surely, 2^{2111121010112} is an apocalyptic number.

It is an amenable number.

2111121010112 is a deficient number, since it is larger than the sum of its proper divisors (2078134744456).

2111121010112 is an equidigital number, since it uses as much as digits as its factorization.

2111121010112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32986265795 (or 32986265785 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 2111121010112 its reverse (2110101211112), we get a palindrome (4221222221224).

The spelling of 2111121010112 in words is "two trillion, one hundred eleven billion, one hundred twenty-one million, ten thousand, one hundred twelve".