20332312302 has 32 divisors (see below), whose sum is σ = 42768414720. Its totient is φ = 6435056160.

The previous prime is 20332312289. The next prime is 20332312309. The reversal of 20332312302 is 20321323302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20332312309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1021402 + ... + 1041117.

It is an arithmetic number, because the mean of its divisors is an integer number (1336512960).

Almost surely, 2^20332312302 is an apocalyptic number.

20332312302 is an abundant number, since it is smaller than the sum of its proper divisors (22436102418).

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

20332312302 is a wasteful number, since it uses less digits than its factorization.

20332312302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2062608.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 20332312302 its reverse (20321323302), we get a palindrome (40653635604).

The spelling of 20332312302 in words is "twenty billion, three hundred thirty-two million, three hundred twelve thousand, three hundred two".