20024317002 has 16 divisors (see below), whose sum is σ = 40062024000. Its totient is φ = 6672540672.

The previous prime is 20024316947. The next prime is 20024317007. The reversal of 20024317002 is 20071342002.

It is a self number, because there is not a number n which added to its sum of digits gives 20024317002.

It is not an unprimeable number, because it can be changed into a prime (20024317007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 538423 + ... + 574410.

It is an arithmetic number, because the mean of its divisors is an integer number (2503876500).

Almost surely, 2^20024317002 is an apocalyptic number.

20024317002 is an abundant number, since it is smaller than the sum of its proper divisors (20037706998).

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

20024317002 is a wasteful number, since it uses less digits than its factorization.

20024317002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115837.

The product of its (nonzero) digits is 672, while the sum is 21.

Adding to 20024317002 its reverse (20071342002), we get a palindrome (40095659004).

The spelling of 20024317002 in words is "twenty billion, twenty-four million, three hundred seventeen thousand, two".