111302420142312 has 288 divisors, whose sum is σ = 362114919878400. Its totient is φ = 30762627033600.

The previous prime is 111302420142271. The next prime is 111302420142317. The reversal of 111302420142312 is 213241024203111.

111302420142312 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 0 + 2 + 420 + 1 + 4 + 231 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (111302420142317) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 276609364 + ... + 277011452.

It is an arithmetic number, because the mean of its divisors is an integer number (1257343471800).

Almost surely, 2^{111302420142312} is an apocalyptic number.

111302420142312 is a gapful number since it is divisible by the number (12) 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 111302420142312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181057459939200).

111302420142312 is an abundant number, since it is smaller than the sum of its proper divisors (250812499736088).

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

111302420142312 is a wasteful number, since it uses less digits than its factorization.

111302420142312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404677 (or 404663 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 111302420142312 its reverse (213241024203111), we get a palindrome (324543444345423).

The spelling of 111302420142312 in words is "one hundred eleven trillion, three hundred two billion, four hundred twenty million, one hundred forty-two thousand, three hundred twelve".