1022303312443 has 24 divisors (see below), whose sum is σ = 1252052136720. Its totient is φ = 829973813760.

The previous prime is 1022303312423. The next prime is 1022303312531. The reversal of 1022303312443 is 3442133032201.

It is a happy number.

It is not a de Polignac number, because 1022303312443 - 2³⁷ = 884864358971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1022303312423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4622355 + ... + 4838467.

It is an arithmetic number, because the mean of its divisors is an integer number (52168839030).

Almost surely, 2^{1022303312443} is an apocalyptic number.

1022303312443 is a deficient number, since it is larger than the sum of its proper divisors (229748824277).

1022303312443 is a wasteful number, since it uses less digits than its factorization.

1022303312443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221227 (or 221220 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 1022303312443 its reverse (3442133032201), we get a palindrome (4464436344644).

The spelling of 1022303312443 in words is "one trillion, twenty-two billion, three hundred three million, three hundred twelve thousand, four hundred forty-three".