1001213322313 has 4 divisors (see below), whose sum is σ = 1001836356480. Its totient is φ = 1000590288148.

The previous prime is 1001213322259. The next prime is 1001213322331. The reversal of 1001213322313 is 3132233121001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1001213322313 - 2¹³ = 1001213314121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001213322353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 311514673 + ... + 311517886.

It is an arithmetic number, because the mean of its divisors is an integer number (250459089120).

Almost surely, 2^{1001213322313} is an apocalyptic number.

It is an amenable number.

1001213322313 is a deficient number, since it is larger than the sum of its proper divisors (623034167).

1001213322313 is an equidigital number, since it uses as much as digits as its factorization.

1001213322313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623034166.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1001213322313 its reverse (3132233121001), we get a palindrome (4133446443314).

The spelling of 1001213322313 in words is "one trillion, one billion, two hundred thirteen million, three hundred twenty-two thousand, three hundred thirteen".