111002010121200 has 480 divisors, whose sum is σ = 399084096483072. Its totient is φ = 26136373248000.

The previous prime is 111002010121199. The next prime is 111002010121213. The reversal of 111002010121200 is 2121010200111.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 278677384 + ... + 279075416.

Almost surely, 2^{111002010121200} is an apocalyptic number.

111002010121200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111002010121200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199542048241536).

111002010121200 is an abundant number, since it is smaller than the sum of its proper divisors (288082086361872).

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

111002010121200 is a wasteful number, since it uses less digits than its factorization.

111002010121200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398673 (or 398662 counting only the distinct ones).

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

Adding to 111002010121200 its reverse (2121010200111), we get a palindrome (113123020321311).

The spelling of 111002010121200 in words is "one hundred eleven trillion, two billion, ten million, one hundred twenty-one thousand, two hundred".