12023243342011 has 32 divisors (see below), whose sum is σ = 13265496760320. Its totient is φ = 10806665932800.

The previous prime is 12023243341961. The next prime is 12023243342023. The reversal of 12023243342011 is 11024334232021.

It is a cyclic number.

It is not a de Polignac number, because 12023243342011 - 2⁷ = 12023243341883 is a prime.

It is a super-2 number, since 2×12023243342011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12023243342041) 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, 457788466 + ... + 457814728.

It is an arithmetic number, because the mean of its divisors is an integer number (414546773760).

Almost surely, 2^{12023243342011} is an apocalyptic number.

12023243342011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12023243342011 is a deficient number, since it is larger than the sum of its proper divisors (1242253418309).

12023243342011 is a wasteful number, since it uses less digits than its factorization.

12023243342011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27787.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 12023243342011 its reverse (11024334232021), we get a palindrome (23047577574032).

The spelling of 12023243342011 in words is "twelve trillion, twenty-three billion, two hundred forty-three million, three hundred forty-two thousand, eleven".