109011123089 has 16 divisors (see below), whose sum is σ = 125303328000. Its totient is φ = 93792859920.

The previous prime is 109011123077. The next prime is 109011123107. The reversal of 109011123089 is 980321110901.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109011123089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (109011123019) 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, 42959 + ... + 468900.

It is an arithmetic number, because the mean of its divisors is an integer number (7831458000).

Almost surely, 2^109011123089 is an apocalyptic number.

109011123089 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

109011123089 is a deficient number, since it is larger than the sum of its proper divisors (16292204911).

109011123089 is a wasteful number, since it uses less digits than its factorization.

109011123089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512908.

The product of its (nonzero) digits is 3888, while the sum is 35.

The spelling of 109011123089 in words is "one hundred nine billion, eleven million, one hundred twenty-three thousand, eighty-nine".