1002323021311 has 8 divisors (see below), whose sum is σ = 1003145913504. Its totient is φ = 1001500469760.

The previous prime is 1002323021303. The next prime is 1002323021383. The reversal of 1002323021311 is 1131203232001.

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 1002323021311 - 2³ = 1002323021303 is a prime.

It is a super-2 number, since 2×1002323021311² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002323421311) 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, 5977926 + ... + 6143308.

It is an arithmetic number, because the mean of its divisors is an integer number (125393239188).

Almost surely, 2^{1002323021311} is an apocalyptic number.

1002323021311 is a deficient number, since it is larger than the sum of its proper divisors (822892193).

1002323021311 is a wasteful number, since it uses less digits than its factorization.

1002323021311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170321.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1002323021311 its reverse (1131203232001), we get a palindrome (2133526253312).

The spelling of 1002323021311 in words is "one trillion, two billion, three hundred twenty-three million, twenty-one thousand, three hundred eleven".