111403140500000 has 252 divisors, whose sum is σ = 276616108682550. Its totient is φ = 44164377600000.

The previous prime is 111403140499967. The next prime is 111403140500011. The reversal of 111403140500000 is 5041304111.

It is a happy number.

It can be written as a sum of positive squares in 21 ways, for example, as 99676981274896 + 11726159225104 = 9983836^2 + 3424348^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 6384491276 + ... + 6384508724.

Almost surely, 2^{111403140500000} is an apocalyptic number.

111403140500000 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 111403140500000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138308054341275).

111403140500000 is an abundant number, since it is smaller than the sum of its proper divisors (165212968182550).

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

111403140500000 is an frugal number, since it uses more digits than its factorization.

111403140500000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17715 (or 17569 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 111403140500000 its reverse (5041304111), we get a palindrome (111408181804111).

The spelling of 111403140500000 in words is "one hundred eleven trillion, four hundred three billion, one hundred forty million, five hundred thousand".