12042120233 has 32 divisors (see below), whose sum is σ = 14604038400. Its totient is φ = 9781896960.

The previous prime is 12042120229. The next prime is 12042120239. The reversal of 12042120233 is 33202124021.

It is not a de Polignac number, because 12042120233 - 2² = 12042120229 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12042120239) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1047191 + ... + 1058627.

It is an arithmetic number, because the mean of its divisors is an integer number (456376200).

Almost surely, 2^12042120233 is an apocalyptic number.

12042120233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12042120233 is a deficient number, since it is larger than the sum of its proper divisors (2561918167).

12042120233 is a wasteful number, since it uses less digits than its factorization.

12042120233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11697.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12042120233 its reverse (33202124021), we get a palindrome (45244244254).

The spelling of 12042120233 in words is "twelve billion, forty-two million, one hundred twenty thousand, two hundred thirty-three".