120804685111 has 16 divisors (see below), whose sum is σ = 133566935040. Its totient is φ = 108348770880.

The previous prime is 120804685073. The next prime is 120804685117. The reversal of 120804685111 is 111586408021.

It is a cyclic number.

It is not a de Polignac number, because 120804685111 - 2²³ = 120796296503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120804685117) 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, 8515 + ... + 491611.

It is an arithmetic number, because the mean of its divisors is an integer number (8347933440).

Almost surely, 2^120804685111 is an apocalyptic number.

120804685111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120804685111 is a deficient number, since it is larger than the sum of its proper divisors (12762249929).

120804685111 is a wasteful number, since it uses less digits than its factorization.

120804685111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483414.

The product of its (nonzero) digits is 15360, while the sum is 37.

The spelling of 120804685111 in words is "one hundred twenty billion, eight hundred four million, six hundred eighty-five thousand, one hundred eleven".