1323223113020 has 24 divisors (see below), whose sum is σ = 2805746877024. Its totient is φ = 524150513856.

The previous prime is 1323223113011. The next prime is 1323223113049. The reversal of 1323223113020 is 203113223231.

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, 321168599 + ... + 321172718.

It is an arithmetic number, because the mean of its divisors is an integer number (116906119876).

Almost surely, 2^{1323223113020} is an apocalyptic number.

1323223113020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323223113020 is an abundant number, since it is smaller than the sum of its proper divisors (1482523764004).

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

1323223113020 is a wasteful number, since it uses less digits than its factorization.

1323223113020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642341429 (or 642341427 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1323223113020 its reverse (203113223231), we get a palindrome (1526336336251).

The spelling of 1323223113020 in words is "one trillion, three hundred twenty-three billion, two hundred twenty-three million, one hundred thirteen thousand, twenty".