1100230203100 has 72 divisors (see below), whose sum is σ = 2731082977280. Its totient is φ = 376874493120.

The previous prime is 1100230203091. The next prime is 1100230203113. The reversal of 1100230203100 is 13020320011.

It is a super-2 number, since 2×1100230203100² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37921 + ... + 1483879.

Almost surely, 2^{1100230203100} is an apocalyptic number.

1100230203100 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 1100230203100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1365541488640).

1100230203100 is an abundant number, since it is smaller than the sum of its proper divisors (1630852774180).

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

1100230203100 is a wasteful number, since it uses less digits than its factorization.

1100230203100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1447067 (or 1447060 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 1100230203100 its reverse (13020320011), we get a palindrome (1113250523111).

The spelling of 1100230203100 in words is "one trillion, one hundred billion, two hundred thirty million, two hundred three thousand, one hundred".