1313211313203 has 8 divisors (see below), whose sum is σ = 1752646722816. Its totient is φ = 874625056200.

The previous prime is 1313211313201. The next prime is 1313211313207. The reversal of 1313211313203 is 3023131123131.

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

It is not a de Polignac number, because 1313211313203 - 2¹ = 1313211313201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1313211313201) 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, 212284543 + ... + 212290728.

It is an arithmetic number, because the mean of its divisors is an integer number (219080840352).

Almost surely, 2^{1313211313203} is an apocalyptic number.

1313211313203 is a deficient number, since it is larger than the sum of its proper divisors (439435409613).

1313211313203 is a wasteful number, since it uses less digits than its factorization.

1313211313203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424576305.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 1313211313203 its reverse (3023131123131), we get a palindrome (4336342436334).

The spelling of 1313211313203 in words is "one trillion, three hundred thirteen billion, two hundred eleven million, three hundred thirteen thousand, two hundred three".