120412111 has 2 divisors, whose sum is σ = 120412112. Its totient is φ = 120412110.

The previous prime is 120412069. The next prime is 120412151. The reversal of 120412111 is 111214021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120412111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120412091 and 120412100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120412151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60206055 + 60206056.

It is an arithmetic number, because the mean of its divisors is an integer number (60206056).

Almost surely, 2^120412111 is an apocalyptic number.

120412111 is a deficient number, since it is larger than the sum of its proper divisors (1).

120412111 is an equidigital number, since it uses as much as digits as its factorization.

120412111 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 120412111 is about 10973.2452355718. The cubic root of 120412111 is about 493.8064103471.

Adding to 120412111 its reverse (111214021), we get a palindrome (231626132).

The spelling of 120412111 in words is "one hundred twenty million, four hundred twelve thousand, one hundred eleven".