111001313000 has 64 divisors (see below), whose sum is σ = 275022118800. Its totient is φ = 41788723200.

The previous prime is 111001312999. The next prime is 111001313021. The reversal of 111001313000 is 313100111.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 15202396804 + 95798916196 = 123298^2 + 309514^2 .

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 15 ways as a sum of consecutive naturals, for example, 3247745 + ... + 3281744.

Almost surely, 2^111001313000 is an apocalyptic number.

111001313000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111001313000 is an abundant number, since it is smaller than the sum of its proper divisors (164020805800).

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

111001313000 is a wasteful number, since it uses less digits than its factorization.

111001313000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6529527 (or 6529513 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 11.

Adding to 111001313000 its reverse (313100111), we get a palindrome (111314413111).

The spelling of 111001313000 in words is "one hundred eleven billion, one million, three hundred thirteen thousand".