20025104445102 has 8 divisors (see below), whose sum is σ = 40050208890216. Its totient is φ = 6675034815032.

The previous prime is 20025104445091. The next prime is 20025104445107. The reversal of 20025104445102 is 20154440152002.

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

20025104445102 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 20025104445102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20025104445107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1668758703753 + ... + 1668758703764.

It is an arithmetic number, because the mean of its divisors is an integer number (5006276111277).

Almost surely, 2^{20025104445102} is an apocalyptic number.

20025104445102 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.

20025104445102 is a wasteful number, since it uses less digits than its factorization.

20025104445102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3337517407522.

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 20025104445102 its reverse (20154440152002), we get a palindrome (40179544597104).

The spelling of 20025104445102 in words is "twenty trillion, twenty-five billion, one hundred four million, four hundred forty-five thousand, one hundred two".