20331813302 has 4 divisors (see below), whose sum is σ = 30497719956. Its totient is φ = 10165906650.

The previous prime is 20331813301. The next prime is 20331813311.

20331813302 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20331813301) 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 as a sum of consecutive naturals, namely, 5082953324 + ... + 5082953327.

It is an arithmetic number, because the mean of its divisors is an integer number (7624429989).

Almost surely, 2^20331813302 is an apocalyptic number.

20331813302 is a deficient number, since it is larger than the sum of its proper divisors (10165906654).

20331813302 is a wasteful number, since it uses less digits than its factorization.

20331813302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10165906653.

The product of its (nonzero) digits is 2592, while the sum is 26.

The spelling of 20331813302 in words is "twenty billion, three hundred thirty-one million, eight hundred thirteen thousand, three hundred two".