120011010101111 has 8 divisors (see below), whose sum is σ = 120457509572880. Its totient is φ = 119564513310528.

The previous prime is 120011010101069. The next prime is 120011010101141. The reversal of 120011010101111 is 111101010110021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120011010101111 - 2³⁴ = 119993830231927 is a prime.

It is a super-4 number, since 4×120011010101111⁴ (a number of 57 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120011010101092 and 120011010101101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120011010101141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165227840 + ... + 165952586.

It is an arithmetic number, because the mean of its divisors is an integer number (15057188696610).

Almost surely, 2^{120011010101111} is an apocalyptic number.

120011010101111 is a deficient number, since it is larger than the sum of its proper divisors (446499471769).

120011010101111 is an equidigital number, since it uses as much as digits as its factorization.

120011010101111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1340593.

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

Adding to 120011010101111 its reverse (111101010110021), we get a palindrome (231112020211132).

The spelling of 120011010101111 in words is "one hundred twenty trillion, eleven billion, ten million, one hundred one thousand, one hundred eleven".