12031121000003 has 8 divisors (see below), whose sum is σ = 14473529022720. Its totient is φ = 9769632090120.

The previous prime is 12031120999987. The next prime is 12031121000009. The reversal of 12031121000003 is 30000012113021.

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

It is not a de Polignac number, because 12031121000003 - 2⁴ = 12031120999987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12031121000009) 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, 45229778063 + ... + 45229778328.

It is an arithmetic number, because the mean of its divisors is an integer number (1809191127840).

Almost surely, 2^{12031121000003} is an apocalyptic number.

12031121000003 is a deficient number, since it is larger than the sum of its proper divisors (2442408022717).

12031121000003 is an equidigital number, since it uses as much as digits as its factorization.

12031121000003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90459556417.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 12031121000003 its reverse (30000012113021), we get a palindrome (42031133113024).

The spelling of 12031121000003 in words is "twelve trillion, thirty-one billion, one hundred twenty-one million, three", and thus it is an aban number.