1322340123321 has 24 divisors (see below), whose sum is σ = 2278862799840. Its totient is φ = 755622926856.

The previous prime is 1322340123281. The next prime is 1322340123331. The reversal of 1322340123321 is 1233210432231.

1322340123321 is a `hidden beast` number, since 1 + 3 + 2 + 2 + 3 + 401 + 233 + 21 = 666.

It is not a de Polignac number, because 1322340123321 - 2¹⁹ = 1322339599033 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1322340123331) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 499749291 + ... + 499751936.

It is an arithmetic number, because the mean of its divisors is an integer number (94952616660).

Almost surely, 2^{1322340123321} is an apocalyptic number.

It is an amenable number.

1322340123321 is a deficient number, since it is larger than the sum of its proper divisors (956522676519).

1322340123321 is an equidigital number, since it uses as much as digits as its factorization.

1322340123321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999501250 (or 999501237 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 1322340123321 its reverse (1233210432231), we get a palindrome (2555550555552).

The spelling of 1322340123321 in words is "one trillion, three hundred twenty-two billion, three hundred forty million, one hundred twenty-three thousand, three hundred twenty-one".