20344042332102 has 8 divisors (see below), whose sum is σ = 40688084664216. Its totient is φ = 6781347444032.

The previous prime is 20344042332101. The next prime is 20344042332193. The reversal of 20344042332102 is 20123324044302.

It is a sphenic number, since it is the product of 3 distinct primes.

20344042332102 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 20344042332102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20344042332101) 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 3 ways as a sum of consecutive naturals, for example, 1695336861003 + ... + 1695336861014.

It is an arithmetic number, because the mean of its divisors is an integer number (5086010583027).

Almost surely, 2^{20344042332102} is an apocalyptic number.

20344042332102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20344042332102 is a wasteful number, since it uses less digits than its factorization.

20344042332102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3390673722022.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 20344042332102 its reverse (20123324044302), we get a palindrome (40467366376404).

The spelling of 20344042332102 in words is "twenty trillion, three hundred forty-four billion, forty-two million, three hundred thirty-two thousand, one hundred two".