1002311230000 has 100 divisors (see below), whose sum is σ = 2427935249520. Its totient is φ = 400719712000.

The previous prime is 1002311229991. The next prime is 1002311230001. The reversal of 1002311230000 is 321132001.

1002311230000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (100).

It is a super-2 number, since 2×1002311230000² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1002311230001) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 20365422 + ... + 20414578.

Almost surely, 2^{1002311230000} is an apocalyptic number.

1002311230000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1002311230000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1213967624760).

1002311230000 is an abundant number, since it is smaller than the sum of its proper divisors (1425624019520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1002311230000 is an equidigital number, since it uses as much as digits as its factorization.

1002311230000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51224 (or 51203 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 1002311230000 its reverse (321132001), we get a palindrome (1002632362001).

The spelling of 1002311230000 in words is "one trillion, two billion, three hundred eleven million, two hundred thirty thousand".