111111001200010 has 64 divisors (see below), whose sum is σ = 229253109937920. Its totient is φ = 37981638097920.

The previous prime is 111111001199971. The next prime is 111111001200097. The reversal of 111111001200010 is 10002100111111.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a self number, because there is not a number n which added to its sum of digits gives 111111001200010.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59129101 + ... + 60979279.

It is an arithmetic number, because the mean of its divisors is an integer number (3582079842780).

Almost surely, 2^{111111001200010} is an apocalyptic number.

111111001200010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111111001200010 is an abundant number, since it is smaller than the sum of its proper divisors (118142108737910).

111111001200010 is a wasteful number, since it uses less digits than its factorization.

111111001200010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1852751.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 111111001200010 its reverse (10002100111111), we get a palindrome (121113101311121).

The spelling of 111111001200010 in words is "one hundred eleven trillion, one hundred eleven billion, one million, two hundred thousand, ten".