1000313333221 has 8 divisors (see below), whose sum is σ = 1003517935200. Its totient is φ = 997113477360.

The previous prime is 1000313333101. The next prime is 1000313333231. The reversal of 1000313333221 is 1223333130001.

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

It is a cyclic number.

It is not a de Polignac number, because 1000313333221 - 2¹⁹ = 1000312808933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1000313333192 and 1000313333201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000313333231) 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, 764086 + ... + 1607623.

It is an arithmetic number, because the mean of its divisors is an integer number (125439741900).

Almost surely, 2^{1000313333221} is an apocalyptic number.

It is an amenable number.

1000313333221 is a deficient number, since it is larger than the sum of its proper divisors (3204601979).

1000313333221 is an equidigital number, since it uses as much as digits as its factorization.

1000313333221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2373059.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 1000313333221 its reverse (1223333130001), we get a palindrome (2223646463222).

The spelling of 1000313333221 in words is "one trillion, three hundred thirteen million, three hundred thirty-three thousand, two hundred twenty-one".