120101201101111 has 4 divisors (see below), whose sum is σ = 120122813703592. Its totient is φ = 120079588498632.

The previous prime is 120101201101093. The next prime is 120101201101117. The reversal of 120101201101111 is 111101102101021.

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 120101201101111 - 2⁷ = 120101201100983 is a prime.

It is a super-3 number, since 3×120101201101111³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120101201101091 and 120101201101100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120101201101117) 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, 10806292905 + ... + 10806304018.

It is an arithmetic number, because the mean of its divisors is an integer number (30030703425898).

Almost surely, 2^{120101201101111} is an apocalyptic number.

120101201101111 is a deficient number, since it is larger than the sum of its proper divisors (21612602481).

120101201101111 is an equidigital number, since it uses as much as digits as its factorization.

120101201101111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21612602480.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 120101201101111 its reverse (111101102101021), we get a palindrome (231202303202132).

The spelling of 120101201101111 in words is "one hundred twenty trillion, one hundred one billion, two hundred one million, one hundred one thousand, one hundred eleven".