11222100112 has 80 divisors (see below), whose sum is σ = 24322282560. Its totient is φ = 4984713216.

The previous prime is 11222100083. The next prime is 11222100121. The reversal of 11222100112 is 21100122211.

It is a junction number, because it is equal to n+sod(n) for n = 11222100092 and 11222100101.

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, 1458708 + ... + 1466380.

It is an arithmetic number, because the mean of its divisors is an integer number (304028532).

Almost surely, 2^11222100112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11222100112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12161141280).

11222100112 is an abundant number, since it is smaller than the sum of its proper divisors (13100182448).

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

11222100112 is a wasteful number, since it uses less digits than its factorization.

11222100112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8000 (or 7994 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11222100112 its reverse (21100122211), we get a palindrome (32322222323).

The spelling of 11222100112 in words is "eleven billion, two hundred twenty-two million, one hundred thousand, one hundred twelve".