2111320112 has 80 divisors (see below), whose sum is σ = 4523710464. Its totient is φ = 946656000.

The previous prime is 2111320103. The next prime is 2111320129. The reversal of 2111320112 is 2110231112.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6084323 + ... + 6084669.

Almost surely, 2^2111320112 is an apocalyptic number.

2111320112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2111320112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2261855232).

2111320112 is an abundant number, since it is smaller than the sum of its proper divisors (2412390352).

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

2111320112 is a wasteful number, since it uses less digits than its factorization.

2111320112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738 (or 732 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 2111320112 is about 45949.1034950629. The cubic root of 2111320112 is about 1282.8760427212.

Adding to 2111320112 its reverse (2110231112), we get a palindrome (4221551224).

It can be divided in two parts, 2111 and 320112, that added together give a palindrome (322223).

The spelling of 2111320112 in words is "two billion, one hundred eleven million, three hundred twenty thousand, one hundred twelve".