523223310020 has 24 divisors (see below), whose sum is σ = 1103146527168. Its totient is φ = 208455500000.

The previous prime is 523223310013. The next prime is 523223310037. The reversal of 523223310020 is 20013322325.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52108856 + ... + 52118895.

It is an arithmetic number, because the mean of its divisors is an integer number (45964438632).

Almost surely, 2^523223310020 is an apocalyptic number.

It is an amenable number.

523223310020 is an abundant number, since it is smaller than the sum of its proper divisors (579923217148).

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

523223310020 is a wasteful number, since it uses less digits than its factorization.

523223310020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104228011 (or 104228009 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 523223310020 its reverse (20013322325), we get a palindrome (543236632345).

The spelling of 523223310020 in words is "five hundred twenty-three billion, two hundred twenty-three million, three hundred ten thousand, twenty".