1110023222100 has 144 divisors (see below), whose sum is σ = 3461352834240. Its totient is φ = 273028377600.

The previous prime is 1110023222081. The next prime is 1110023222117. The reversal of 1110023222100 is 12223200111.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1110023222100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5044171 + ... + 5259629.

It is an arithmetic number, because the mean of its divisors is an integer number (24037172460).

Almost surely, 2^{1110023222100} is an apocalyptic number.

1110023222100 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 1110023222100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1730676417120).

1110023222100 is an abundant number, since it is smaller than the sum of its proper divisors (2351329612140).

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

1110023222100 is a wasteful number, since it uses less digits than its factorization.

1110023222100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216810 (or 216803 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1110023222100 its reverse (12223200111), we get a palindrome (1122246422211).

The spelling of 1110023222100 in words is "one trillion, one hundred ten billion, twenty-three million, two hundred twenty-two thousand, one hundred".