120011101020111 has 64 divisors (see below), whose sum is σ = 191074941877248. Its totient is φ = 65583131701248.

The previous prime is 120011101020101. The next prime is 120011101020127. The reversal of 120011101020111 is 111020101110021.

It is not a de Polignac number, because 120011101020111 - 2⁹ = 120011101019599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120011101020101) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2386435 + ... + 15675371.

It is an arithmetic number, because the mean of its divisors is an integer number (2985545966832).

Almost surely, 2^{120011101020111} is an apocalyptic number.

120011101020111 is a deficient number, since it is larger than the sum of its proper divisors (71063840857137).

120011101020111 is a wasteful number, since it uses less digits than its factorization.

120011101020111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13289200.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 120011101020111 its reverse (111020101110021), we get a palindrome (231031202130132).

The spelling of 120011101020111 in words is "one hundred twenty trillion, eleven billion, one hundred one million, twenty thousand, one hundred eleven".