120241111 has 2 divisors, whose sum is σ = 120241112. Its totient is φ = 120241110.

The previous prime is 120241109. The next prime is 120241133. The reversal of 120241111 is 111142021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120241111 - 2¹ = 120241109 is a prime.

Together with 120241109, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 120241091 and 120241100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120241711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60120555 + 60120556.

It is an arithmetic number, because the mean of its divisors is an integer number (60120556).

Almost surely, 2^120241111 is an apocalyptic number.

120241111 is a deficient number, since it is larger than the sum of its proper divisors (1).

120241111 is an equidigital number, since it uses as much as digits as its factorization.

120241111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 120241111 is about 10965.4507887273. The cubic root of 120241111 is about 493.5725443371.

Adding to 120241111 its reverse (111142021), we get a palindrome (231383132).

The spelling of 120241111 in words is "one hundred twenty million, two hundred forty-one thousand, one hundred eleven".