323111010020420 has 96 divisors (see below), whose sum is σ = 699438513811968. Its totient is φ = 125318929577472.

The previous prime is 323111010020413. The next prime is 323111010020471. The reversal of 323111010020420 is 24020010111323.

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 = 323111010020392 and 323111010020401.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42511022 + ... + 49531898.

It is an arithmetic number, because the mean of its divisors is an integer number (7285817852208).

Almost surely, 2^{323111010020420} is an apocalyptic number.

It is an amenable number.

323111010020420 is an abundant number, since it is smaller than the sum of its proper divisors (376327503791548).

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

323111010020420 is a wasteful number, since it uses less digits than its factorization.

323111010020420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7021389 (or 7021387 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 323111010020420 its reverse (24020010111323), we get a palindrome (347131020131743).

The spelling of 323111010020420 in words is "three hundred twenty-three trillion, one hundred eleven billion, ten million, twenty thousand, four hundred twenty".