120010101011111 has 4 divisors (see below), whose sum is σ = 120010130146824. Its totient is φ = 120010071875400.

The previous prime is 120010101011081. The next prime is 120010101011123. The reversal of 120010101011111 is 111110101010021.

It is a happy number.

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 120010101011111 - 2¹⁴ = 120010100994727 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120010101011092 and 120010101011101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120010101013111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7120160 + ... + 17050421.

It is an arithmetic number, because the mean of its divisors is an integer number (30002532536706).

Almost surely, 2^{120010101011111} is an apocalyptic number.

120010101011111 is a deficient number, since it is larger than the sum of its proper divisors (29135713).

120010101011111 is an equidigital number, since it uses as much as digits as its factorization.

120010101011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29135712.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 120010101011111 its reverse (111110101010021), we get a palindrome (231120202021132).

The spelling of 120010101011111 in words is "one hundred twenty trillion, ten billion, one hundred one million, eleven thousand, one hundred eleven".