1120001111999 has 24 divisors (see below), whose sum is σ = 1467148525056. Its totient is φ = 844575606000.

The previous prime is 1120001111963. The next prime is 1120001112007. The reversal of 1120001111999 is 9991111000211.

It is not a de Polignac number, because 1120001111999 - 2¹² = 1120001107903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120001111399) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33498197 + ... + 33531614.

It is an arithmetic number, because the mean of its divisors is an integer number (61131188544).

Almost surely, 2^{1120001111999} is an apocalyptic number.

1120001111999 is a deficient number, since it is larger than the sum of its proper divisors (347147413057).

1120001111999 is a wasteful number, since it uses less digits than its factorization.

1120001111999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67029867 (or 67029860 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 35.

The spelling of 1120001111999 in words is "one trillion, one hundred twenty billion, one million, one hundred eleven thousand, nine hundred ninety-nine".