120060111611 has 16 divisors (see below), whose sum is σ = 133259613696. Its totient is φ = 107245140000.

The previous prime is 120060111583. The next prime is 120060111641. The reversal of 120060111611 is 116111060021.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120060111611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120060111641) 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, 559406 + ... + 743676.

It is an arithmetic number, because the mean of its divisors is an integer number (8328725856).

Almost surely, 2^120060111611 is an apocalyptic number.

120060111611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120060111611 is a deficient number, since it is larger than the sum of its proper divisors (13199502085).

120060111611 is a wasteful number, since it uses less digits than its factorization.

120060111611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185314.

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 120060111611 its reverse (116111060021), we get a palindrome (236171171632).

The spelling of 120060111611 in words is "one hundred twenty billion, sixty million, one hundred eleven thousand, six hundred eleven".