120101101111 has 4 divisors (see below), whose sum is σ = 120110019552. Its totient is φ = 120092182672.

The previous prime is 120101101061. The next prime is 120101101121. The reversal of 120101101111 is 111101101021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120101101111 - 2⁷ = 120101100983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120101101121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4438990 + ... + 4465963.

It is an arithmetic number, because the mean of its divisors is an integer number (30027504888).

Almost surely, 2^120101101111 is an apocalyptic number.

120101101111 is a deficient number, since it is larger than the sum of its proper divisors (8918441).

120101101111 is an equidigital number, since it uses as much as digits as its factorization.

120101101111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8918440.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 120101101111 its reverse (111101101021), we get a palindrome (231202202132).

The spelling of 120101101111 in words is "one hundred twenty billion, one hundred one million, one hundred one thousand, one hundred eleven".