1002022131320 has 32 divisors (see below), whose sum is σ = 2576628338400. Its totient is φ = 343550444928.

The previous prime is 1002022131311. The next prime is 1002022131353. The reversal of 1002022131320 is 231312202001.

1002022131320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1789324955 + ... + 1789325514.

It is an arithmetic number, because the mean of its divisors is an integer number (80519635575).

Almost surely, 2^{1002022131320} is an apocalyptic number.

1002022131320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002022131320 is an abundant number, since it is smaller than the sum of its proper divisors (1574606207080).

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

1002022131320 is a wasteful number, since it uses less digits than its factorization.

1002022131320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3578650487 (or 3578650483 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1002022131320 its reverse (231312202001), we get a palindrome (1233334333321).

The spelling of 1002022131320 in words is "one trillion, two billion, twenty-two million, one hundred thirty-one thousand, three hundred twenty".