120233211111 has 84 divisors (see below), whose sum is σ = 201503941056. Its totient is φ = 71600630400.

The previous prime is 120233211101. The next prime is 120233211157. The reversal of 120233211111 is 111112332021.

It is not a de Polignac number, because 120233211111 - 2⁶ = 120233211047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120233211101) by changing a digit.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 3803491 + ... + 3834971.

Almost surely, 2^120233211111 is an apocalyptic number.

120233211111 is a deficient number, since it is larger than the sum of its proper divisors (81270729945).

120233211111 is an equidigital number, since it uses as much as digits as its factorization.

120233211111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31556 (or 31528 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 120233211111 its reverse (111112332021), we get a palindrome (231345543132).

The spelling of 120233211111 in words is "one hundred twenty billion, two hundred thirty-three million, two hundred eleven thousand, one hundred eleven".