111440331002 has 64 divisors (see below), whose sum is σ = 224532000000. Its totient is φ = 40061882880.

The previous prime is 111440330993. The next prime is 111440331011. The reversal of 111440331002 is 200133044111.

It is an interprime number because it is at equal distance from previous prime (111440330993) and next prime (111440331011).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5493374 + ... + 5513622.

It is an arithmetic number, because the mean of its divisors is an integer number (3508312500).

Almost surely, 2^111440331002 is an apocalyptic number.

111440331002 is an abundant number, since it is smaller than the sum of its proper divisors (113091668998).

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

111440331002 is a wasteful number, since it uses less digits than its factorization.

111440331002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23031.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 111440331002 its reverse (200133044111), we get a palindrome (311573375113).

The spelling of 111440331002 in words is "one hundred eleven billion, four hundred forty million, three hundred thirty-one thousand, two".