120201122111 has 32 divisors (see below), whose sum is σ = 139794439680. Its totient is φ = 101231824896.

The previous prime is 120201122099. The next prime is 120201122117. The reversal of 120201122111 is 111221102021.

It is a cyclic number.

It is not a de Polignac number, because 120201122111 - 2¹⁴ = 120201105727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120201122117) 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 31 ways as a sum of consecutive naturals, for example, 98767775 + ... + 98768991.

It is an arithmetic number, because the mean of its divisors is an integer number (4368576240).

Almost surely, 2^120201122111 is an apocalyptic number.

120201122111 is a deficient number, since it is larger than the sum of its proper divisors (19593317569).

120201122111 is a wasteful number, since it uses less digits than its factorization.

120201122111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2303.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 120201122111 its reverse (111221102021), we get a palindrome (231422224132).

The spelling of 120201122111 in words is "one hundred twenty billion, two hundred one million, one hundred twenty-two thousand, one hundred eleven".