111002143431344 has 80 divisors (see below), whose sum is σ = 243725640560640. Its totient is φ = 48531588672000.

The previous prime is 111002143431343. The next prime is 111002143431359. The reversal of 111002143431344 is 443134341200111.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 111002143431344.

It is not an unprimeable number, because it can be changed into a prime (111002143431343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107817104 + ... + 108841775.

It is an arithmetic number, because the mean of its divisors is an integer number (3046570507008).

Almost surely, 2^{111002143431344} is an apocalyptic number.

It is an amenable number.

111002143431344 is an abundant number, since it is smaller than the sum of its proper divisors (132723497129296).

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

111002143431344 is a wasteful number, since it uses less digits than its factorization.

111002143431344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216659010 (or 216659004 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 111002143431344 its reverse (443134341200111), we get a palindrome (554136484631455).

The spelling of 111002143431344 in words is "one hundred eleven trillion, two billion, one hundred forty-three million, four hundred thirty-one thousand, three hundred forty-four".