111304021010 has 128 divisors (see below), whose sum is σ = 257615769600. Its totient is φ = 33673651200.

The previous prime is 111304021007. The next prime is 111304021019. The reversal of 111304021010 is 10120403111.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (111304021019) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 2644511 + ... + 2686269.

It is an arithmetic number, because the mean of its divisors is an integer number (2012623200).

Almost surely, 2^111304021010 is an apocalyptic number.

111304021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111304021010 is an abundant number, since it is smaller than the sum of its proper divisors (146311748590).

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

111304021010 is a wasteful number, since it uses less digits than its factorization.

111304021010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41916.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 111304021010 its reverse (10120403111), we get a palindrome (121424424121).

The spelling of 111304021010 in words is "one hundred eleven billion, three hundred four million, twenty-one thousand, ten".