323111111132020 has 24 divisors (see below), whose sum is σ = 678544740372744. Its totient is φ = 129242271691776.

The previous prime is 323111111132009. The next prime is 323111111132053. The reversal of 323111111132020 is 20231111111323.

It can be written as a sum of positive squares in 4 ways, for example, as 142998499407204 + 180112611724816 = 11958198^2 + 13420604^2 .

It is a junction number, because it is equal to n+sod(n) for n = 323111111131982 and 323111111132000.

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, 134577877 + ... + 136957756.

It is an arithmetic number, because the mean of its divisors is an integer number (28272697515531).

Almost surely, 2^{323111111132020} is an apocalyptic number.

It is an amenable number.

323111111132020 is an abundant number, since it is smaller than the sum of its proper divisors (355433629240724).

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

323111111132020 is a wasteful number, since it uses less digits than its factorization.

323111111132020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271595139 (or 271595137 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 323111111132020 its reverse (20231111111323), we get a palindrome (343342222243343).

The spelling of 323111111132020 in words is "three hundred twenty-three trillion, one hundred eleven billion, one hundred eleven million, one hundred thirty-two thousand, twenty".