20340204630332 has 12 divisors (see below), whose sum is σ = 35597958108216. Its totient is φ = 10169359456560.

The previous prime is 20340204630329. The next prime is 20340204630353. The reversal of 20340204630332 is 23303640204302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185653043 + ... + 185762570.

It is an arithmetic number, because the mean of its divisors is an integer number (2966496509018).

Almost surely, 2^{20340204630332} is an apocalyptic number.

It is an amenable number.

20340204630332 is a deficient number, since it is larger than the sum of its proper divisors (15257753477884).

20340204630332 is a wasteful number, since it uses less digits than its factorization.

20340204630332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371429308 (or 371429306 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 20340204630332 its reverse (23303640204302), we get a palindrome (43643844834634).

The spelling of 20340204630332 in words is "twenty trillion, three hundred forty billion, two hundred four million, six hundred thirty thousand, three hundred thirty-two".