20240321304 has 64 divisors (see below), whose sum is σ = 58038393600. Its totient is φ = 5762058624.

The previous prime is 20240321281. The next prime is 20240321327. The reversal of 20240321304 is 40312304202.

It is an interprime number because it is at equal distance from previous prime (20240321281) and next prime (20240321327).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170934 + ... + 264005.

It is an arithmetic number, because the mean of its divisors is an integer number (906849900).

Almost surely, 2^20240321304 is an apocalyptic number.

20240321304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20240321304 is an abundant number, since it is smaller than the sum of its proper divisors (37798072296).

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

20240321304 is a wasteful number, since it uses less digits than its factorization.

20240321304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435232 (or 435228 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 20240321304 its reverse (40312304202), we get a palindrome (60552625506).

The spelling of 20240321304 in words is "twenty billion, two hundred forty million, three hundred twenty-one thousand, three hundred four".