1112320222100 has 108 divisors (see below), whose sum is σ = 2565076657920. Its totient is φ = 418591680000.

The previous prime is 1112320222099. The next prime is 1112320222129. The reversal of 1112320222100 is 12220232111.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 93947981 + ... + 93959819.

Almost surely, 2^{1112320222100} is an apocalyptic number.

1112320222100 is a gapful number since it is divisible by the number (10) 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 1112320222100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1282538328960).

1112320222100 is an abundant number, since it is smaller than the sum of its proper divisors (1452756435820).

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

1112320222100 is a wasteful number, since it uses less digits than its factorization.

1112320222100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15138 (or 15114 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1112320222100 its reverse (12220232111), we get a palindrome (1124540454211).

The spelling of 1112320222100 in words is "one trillion, one hundred twelve billion, three hundred twenty million, two hundred twenty-two thousand, one hundred".