1213240660003 has 8 divisors (see below), whose sum is σ = 1235080028160. Its totient is φ = 1191443824200.

The previous prime is 1213240659989. The next prime is 1213240660019. The reversal of 1213240660003 is 3000660423121.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1213240660003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1213240660043) by changing a digit.

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, 10575523 + ... + 10689628.

It is an arithmetic number, because the mean of its divisors is an integer number (154385003520).

Almost surely, 2^{1213240660003} is an apocalyptic number.

1213240660003 is a deficient number, since it is larger than the sum of its proper divisors (21839368157).

1213240660003 is an equidigital number, since it uses as much as digits as its factorization.

1213240660003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21266177.

The product of its (nonzero) digits is 5184, while the sum is 28.

The spelling of 1213240660003 in words is "one trillion, two hundred thirteen billion, two hundred forty million, six hundred sixty thousand, three".