20346320325222 has 24 divisors (see below), whose sum is σ = 44086508441976. Its totient is φ = 6781673789856.

The previous prime is 20346320325161. The next prime is 20346320325223. The reversal of 20346320325222 is 22252302364302.

20346320325222 is a `hidden beast` number, since 2 + 0 + 3 + 4 + 6 + 320 + 325 + 2 + 2 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20346320325223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35792263 + ... + 36356274.

It is an arithmetic number, because the mean of its divisors is an integer number (1836937851749).

Almost surely, 2^{20346320325222} is an apocalyptic number.

20346320325222 is an abundant number, since it is smaller than the sum of its proper divisors (23740188116754).

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

20346320325222 is a wasteful number, since it uses less digits than its factorization.

20346320325222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72164212 (or 72164209 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 36.

Adding to 20346320325222 its reverse (22252302364302), we get a palindrome (42598622689524).

The spelling of 20346320325222 in words is "twenty trillion, three hundred forty-six billion, three hundred twenty million, three hundred twenty-five thousand, two hundred twenty-two".