20003323111224 has 64 divisors (see below), whose sum is σ = 53981981452800. Its totient is φ = 6157944541056.

The previous prime is 20003323111217. The next prime is 20003323111237. The reversal of 20003323111224 is 42211132330002.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 20003323111194 and 20003323111203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 624775444 + ... + 624807459.

It is an arithmetic number, because the mean of its divisors is an integer number (843468460200).

Almost surely, 2^{20003323111224} is an apocalyptic number.

20003323111224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20003323111224 is an abundant number, since it is smaller than the sum of its proper divisors (33978658341576).

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

20003323111224 is a wasteful number, since it uses less digits than its factorization.

20003323111224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1249582964 (or 1249582960 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 20003323111224 its reverse (42211132330002), we get a palindrome (62214455441226).

The spelling of 20003323111224 in words is "twenty trillion, three billion, three hundred twenty-three million, one hundred eleven thousand, two hundred twenty-four".