111012123200000 has 240 divisors, whose sum is σ = 302445361820448. Its totient is φ = 40368038400000.

The previous prime is 111012123199963. The next prime is 111012123200051. The reversal of 111012123200000 is 2321210111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14446247 + ... + 20753753.

Almost surely, 2^{111012123200000} is an apocalyptic number.

111012123200000 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 111012123200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151222680910224).

111012123200000 is an abundant number, since it is smaller than the sum of its proper divisors (191433238620448).

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

111012123200000 is an frugal number, since it uses more digits than its factorization.

111012123200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6307561 (or 6307525 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 111012123200000 its reverse (2321210111), we get a palindrome (111014444410111).

The spelling of 111012123200000 in words is "one hundred eleven trillion, twelve billion, one hundred twenty-three million, two hundred thousand".