111001202120000 has 140 divisors (see below), whose sum is σ = 279355075385760. Its totient is φ = 43737786048000.

The previous prime is 111001202119883. The next prime is 111001202120041. The reversal of 111001202120000 is 21202100111.

111001202120000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 19 ways as a sum of consecutive naturals, for example, 18029180 + ... + 23389179.

Almost surely, 2^{111001202120000} is an apocalyptic number.

111001202120000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111001202120000 is an abundant number, since it is smaller than the sum of its proper divisors (168353873265760).

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

111001202120000 is an frugal number, since it uses more digits than its factorization.

111001202120000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41418458 (or 41418433 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 111001202120000 its reverse (21202100111), we get a palindrome (111022404220111).

The spelling of 111001202120000 in words is "one hundred eleven trillion, one billion, two hundred two million, one hundred twenty thousand".