20320344302302 has 16 divisors (see below), whose sum is σ = 33251554233072. Its totient is φ = 9236497432320.

The previous prime is 20320344302261. The next prime is 20320344302341.

20320344302302 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10811728 + ... + 12551260.

It is an arithmetic number, because the mean of its divisors is an integer number (2078222139567).

Almost surely, 2^{20320344302302} is an apocalyptic number.

20320344302302 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20320344302302 is a deficient number, since it is larger than the sum of its proper divisors (12931209930770).

20320344302302 is a wasteful number, since it uses less digits than its factorization.

20320344302302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2270523.

The product of its (nonzero) digits is 20736, while the sum is 28.

It can be divided in two parts, 2032034 and 4302302, that added together give a palindrome (6334336).

The spelling of 20320344302302 in words is "twenty trillion, three hundred twenty billion, three hundred forty-four million, three hundred two thousand, three hundred two".