111001434312100 has 72 divisors (see below), whose sum is σ = 243262860055488. Its totient is φ = 43960084848000.

The previous prime is 111001434312077. The next prime is 111001434312143. The reversal of 111001434312100 is 1213434100111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 776689249 + ... + 776832151.

It is an arithmetic number, because the mean of its divisors is an integer number (3378650834104).

Almost surely, 2^{111001434312100} is an apocalyptic number.

111001434312100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111001434312100 is an abundant number, since it is smaller than the sum of its proper divisors (132261425743388).

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

111001434312100 is a wasteful number, since it uses less digits than its factorization.

111001434312100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219925 (or 219918 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 111001434312100 its reverse (1213434100111), we get a palindrome (112214868412211).

The spelling of 111001434312100 in words is "one hundred eleven trillion, one billion, four hundred thirty-four million, three hundred twelve thousand, one hundred".