120132111 has 16 divisors (see below), whose sum is σ = 176705280. Its totient is φ = 71987520.

The previous prime is 120132101. The next prime is 120132113. The reversal of 120132111 is 111231021.

It is not a de Polignac number, because 120132111 - 2¹¹ = 120130063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120132113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17515 + ... + 23388.

It is an arithmetic number, because the mean of its divisors is an integer number (11044080).

Almost surely, 2^120132111 is an apocalyptic number.

120132111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120132111 is a deficient number, since it is larger than the sum of its proper divisors (56573169).

120132111 is a wasteful number, since it uses less digits than its factorization.

120132111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41006.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 120132111 is about 10960.4795059340. The cubic root of 120132111 is about 493.4233561166.

Adding to 120132111 its reverse (111231021), we get a palindrome (231363132).

It can be divided in two parts, 120 and 132111, that added together give a palindrome (132231).

The spelling of 120132111 in words is "one hundred twenty million, one hundred thirty-two thousand, one hundred eleven".