1110990231989 has 8 divisors (see below), whose sum is σ = 1212009807360. Its totient is φ = 1009974067200.

The previous prime is 1110990231983. The next prime is 1110990232111. The reversal of 1110990231989 is 9891320990111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1110990231989 - 2⁴ = 1110990231973 is a prime.

It is a super-2 number, since 2×1110990231989² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1110990231989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110990231983) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 146069 + ... + 1497770.

It is an arithmetic number, because the mean of its divisors is an integer number (151501225920).

Almost surely, 2^{1110990231989} is an apocalyptic number.

It is an amenable number.

1110990231989 is a deficient number, since it is larger than the sum of its proper divisors (101019575371).

1110990231989 is a wasteful number, since it uses less digits than its factorization.

1110990231989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1705291.

The product of its (nonzero) digits is 314928, while the sum is 53.

The spelling of 1110990231989 in words is "one trillion, one hundred ten billion, nine hundred ninety million, two hundred thirty-one thousand, nine hundred eighty-nine".