111213300000 has 576 divisors, whose sum is σ = 404812090368. Its totient is φ = 26505600000.

The previous prime is 111213299983. The next prime is 111213300013. The reversal of 111213300000 is 3312111.

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

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, 221099749 + ... + 221100251.

It is an arithmetic number, because the mean of its divisors is an integer number (702798768).

Almost surely, 2^111213300000 is an apocalyptic number.

111213300000 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 111213300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202406045184).

111213300000 is an abundant number, since it is smaller than the sum of its proper divisors (293598790368).

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

111213300000 is an equidigital number, since it uses as much as digits as its factorization.

111213300000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619 (or 591 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 111213300000 its reverse (3312111), we get a palindrome (111216612111).

The spelling of 111213300000 in words is "one hundred eleven billion, two hundred thirteen million, three hundred thousand".