1213301322003 has 8 divisors (see below), whose sum is σ = 1619942104528. Its totient is φ = 807764043744.

The previous prime is 1213301321987. The next prime is 1213301322053. The reversal of 1213301322003 is 3002231033121.

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

It is not a de Polignac number, because 1213301322003 - 2⁴ = 1213301321987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1213301322053) 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, 275873500 + ... + 275877897.

It is an arithmetic number, because the mean of its divisors is an integer number (202492763066).

Almost surely, 2^{1213301322003} is an apocalyptic number.

1213301322003 is a deficient number, since it is larger than the sum of its proper divisors (406640782525).

1213301322003 is an equidigital number, since it uses as much as digits as its factorization.

1213301322003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551752133.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1213301322003 its reverse (3002231033121), we get a palindrome (4215532355124).

The spelling of 1213301322003 in words is "one trillion, two hundred thirteen billion, three hundred one million, three hundred twenty-two thousand, three".