111012122000010 has 128 divisors (see below), whose sum is σ = 351710826983424. Its totient is φ = 21710544860160.

The previous prime is 111012121999973. The next prime is 111012122000083. The reversal of 111012122000010 is 10000221210111.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 111012122000010.

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 63 ways as a sum of consecutive naturals, for example, 1413407662 + ... + 1413486201.

It is an arithmetic number, because the mean of its divisors is an integer number (2747740835808).

Almost surely, 2^{111012122000010} is an apocalyptic number.

111012122000010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111012122000010 is an abundant number, since it is smaller than the sum of its proper divisors (240698704983414).

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

111012122000010 is a wasteful number, since it uses less digits than its factorization.

111012122000010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2826893908.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 111012122000010 its reverse (10000221210111), we get a palindrome (121012343210121).

The spelling of 111012122000010 in words is "one hundred eleven trillion, twelve billion, one hundred twenty-two million, ten", and thus it is an aban number.