12011023003 has 8 divisors (see below), whose sum is σ = 14200224480. Its totient is φ = 9940156800.

The previous prime is 12011023001. The next prime is 12011023009. The reversal of 12011023003 is 30032011021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12011023003 - 2¹ = 12011023001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12011023001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29583598 + ... + 29584003.

It is an arithmetic number, because the mean of its divisors is an integer number (1775028060).

Almost surely, 2^12011023003 is an apocalyptic number.

12011023003 is a deficient number, since it is larger than the sum of its proper divisors (2189201477).

12011023003 is an equidigital number, since it uses as much as digits as its factorization.

12011023003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59167637.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 12011023003 its reverse (30032011021), we get a palindrome (42043034024).

The spelling of 12011023003 in words is "twelve billion, eleven million, twenty-three thousand, three".