111212000120200 has 96 divisors (see below), whose sum is σ = 297632115950400. Its totient is φ = 37855513232640.

The previous prime is 111212000120159. The next prime is 111212000120209. The reversal of 111212000120200 is 2021000212111.

It is not an unprimeable number, because it can be changed into a prime (111212000120209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 285550519 + ... + 285939718.

It is an arithmetic number, because the mean of its divisors is an integer number (3100334541150).

Almost surely, 2^{111212000120200} is an apocalyptic number.

111212000120200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111212000120200 is an abundant number, since it is smaller than the sum of its proper divisors (186420115830200).

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

111212000120200 is a wasteful number, since it uses less digits than its factorization.

111212000120200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571490399 (or 571490390 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 111212000120200 its reverse (2021000212111), we get a palindrome (113233000332311).

The spelling of 111212000120200 in words is "one hundred eleven trillion, two hundred twelve billion, one hundred twenty thousand, two hundred".