323033010012020 has 144 divisors (see below), whose sum is σ = 852524128694784. Its totient is φ = 100643349312000.

The previous prime is 323033010011951. The next prime is 323033010012023. The reversal of 323033010012020 is 20210010330323.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 323033010011983 and 323033010012001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323033010012023) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36366920 + ... + 44369120.

Almost surely, 2^{323033010012020} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323033010012020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (426262064347392).

323033010012020 is an abundant number, since it is smaller than the sum of its proper divisors (529491118682764).

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

323033010012020 is a wasteful number, since it uses less digits than its factorization.

323033010012020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8004622 (or 8004609 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 323033010012020 its reverse (20210010330323), we get a palindrome (343243020342343).

The spelling of 323033010012020 in words is "three hundred twenty-three trillion, thirty-three billion, ten million, twelve thousand, twenty".