1323030020031 has 20 divisors (see below), whose sum is σ = 2080398084600. Its totient is φ = 835597906416.

The previous prime is 1323030019991. The next prime is 1323030020089. The reversal of 1323030020031 is 1300200303231.

1323030020031 is a `hidden beast` number, since 132 + 3 + 0 + 300 + 200 + 31 = 666.

It is not a de Polignac number, because 1323030020031 - 2¹⁵ = 1323029987263 is a prime.

It is a super-2 number, since 2×1323030020031² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1323030019986 and 1323030020013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323030024031) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 429832776 + ... + 429835853.

It is an arithmetic number, because the mean of its divisors is an integer number (104019904230).

Almost surely, 2^{1323030020031} is an apocalyptic number.

1323030020031 is a deficient number, since it is larger than the sum of its proper divisors (757368064569).

1323030020031 is an equidigital number, since it uses as much as digits as its factorization.

1323030020031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859668660 (or 859668651 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 1323030020031 its reverse (1300200303231), we get a palindrome (2623230323262).

The spelling of 1323030020031 in words is "one trillion, three hundred twenty-three billion, thirty million, twenty thousand, thirty-one".