110561001100 has 72 divisors (see below), whose sum is σ = 277123856688. Its totient is φ = 37839052800.

The previous prime is 110561001073. The next prime is 110561001149. The reversal of 110561001100 is 1100165011.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2937477 + ... + 2974876.

It is an arithmetic number, because the mean of its divisors is an integer number (3848942454).

Almost surely, 2^110561001100 is an apocalyptic number.

110561001100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110561001100 is an abundant number, since it is smaller than the sum of its proper divisors (166562855588).

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

110561001100 is a wasteful number, since it uses less digits than its factorization.

110561001100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5912395 (or 5912388 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 16.

Adding to 110561001100 its reverse (1100165011), we get a palindrome (111661166111).

The spelling of 110561001100 in words is "one hundred ten billion, five hundred sixty-one million, one thousand, one hundred".