111222313230000 has 400 divisors, whose sum is σ = 410653764730880. Its totient is φ = 25402305024000.

The previous prime is 111222313229971. The next prime is 111222313230023. The reversal of 111222313230000 is 32313222111.

It is a tau number, because it is divible by the number of its divisors (400).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 268382952 + ... + 268797048.

Almost surely, 2^{111222313230000} is an apocalyptic number.

111222313230000 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 111222313230000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205326882365440).

111222313230000 is an abundant number, since it is smaller than the sum of its proper divisors (299431451500880).

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

111222313230000 is a wasteful number, since it uses less digits than its factorization.

111222313230000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415414 (or 415393 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 111222313230000 its reverse (32313222111), we get a palindrome (111254626452111).

The spelling of 111222313230000 in words is "one hundred eleven trillion, two hundred twenty-two billion, three hundred thirteen million, two hundred thirty thousand".