1022303311320 has 64 divisors (see below), whose sum is σ = 3068885322720. Its totient is φ = 272438626304.

The previous prime is 1022303311279. The next prime is 1022303311331. The reversal of 1022303311320 is 231133032201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2556459 + ... + 2929178.

Almost surely, 2^{1022303311320} is an apocalyptic number.

1022303311320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022303311320 is an abundant number, since it is smaller than the sum of its proper divisors (2046582011400).

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

1022303311320 is a wasteful number, since it uses less digits than its factorization.

1022303311320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5487204 (or 5487200 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1022303311320 its reverse (231133032201), we get a palindrome (1253436343521).

The spelling of 1022303311320 in words is "one trillion, twenty-two billion, three hundred three million, three hundred eleven thousand, three hundred twenty".