12011302023 has 16 divisors (see below), whose sum is σ = 18331246080. Its totient is φ = 6852985056.

The previous prime is 12011301997. The next prime is 12011302027. The reversal of 12011302023 is 32020311021.

It is not a de Polignac number, because 12011302023 - 2²⁰ = 12010253447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12011301993 and 12011302011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011302027) 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, 428428 + ... + 455601.

It is an arithmetic number, because the mean of its divisors is an integer number (1145702880).

Almost surely, 2^12011302023 is an apocalyptic number.

12011302023 is a deficient number, since it is larger than the sum of its proper divisors (6319944057).

12011302023 is an equidigital number, since it uses as much as digits as its factorization.

12011302023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884686.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 12011302023 its reverse (32020311021), we get a palindrome (44031613044).

The spelling of 12011302023 in words is "twelve billion, eleven million, three hundred two thousand, twenty-three".