112220110002100 has 54 divisors (see below), whose sum is σ = 258684827341010. Its totient is φ = 42247570813440.

The previous prime is 112220110002053. The next prime is 112220110002131. The reversal of 112220110002100 is 1200011022211.

It can be written as a sum of positive squares in 9 ways, for example, as 2037887582116 + 110182222419984 = 1427546^2 + 10496772^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1941495495 + ... + 1941553294.

Almost surely, 2^{112220110002100} is an apocalyptic number.

112220110002100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112220110002100 is an abundant number, since it is smaller than the sum of its proper divisors (146464717338910).

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

112220110002100 is a wasteful number, since it uses less digits than its factorization.

112220110002100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3883048837 (or 3883048813 counting only the distinct ones).

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

Adding to 112220110002100 its reverse (1200011022211), we get a palindrome (113420121024311).

The spelling of 112220110002100 in words is "one hundred twelve trillion, two hundred twenty billion, one hundred ten million, two thousand, one hundred".