12040223030 has 16 divisors (see below), whose sum is σ = 23642619984. Its totient is φ = 4378262880.

The previous prime is 12040223023. The next prime is 12040223051. The reversal of 12040223030 is 3032204021.

It is a super-2 number, since 2×12040223030² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54728177 + ... + 54728396.

It is an arithmetic number, because the mean of its divisors is an integer number (1477663749).

Almost surely, 2^12040223030 is an apocalyptic number.

12040223030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12040223030 is a deficient number, since it is larger than the sum of its proper divisors (11602396954).

12040223030 is a wasteful number, since it uses less digits than its factorization.

12040223030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109456591.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 12040223030 its reverse (3032204021), we get a palindrome (15072427051).

The spelling of 12040223030 in words is "twelve billion, forty million, two hundred twenty-three thousand, thirty".