20325205102 has 16 divisors (see below), whose sum is σ = 30629214000. Its totient is φ = 10115576640.

The previous prime is 20325205093. The next prime is 20325205111. The reversal of 20325205102 is 20150252302.

It is an interprime number because it is at equal distance from previous prime (20325205093) and next prime (20325205111).

It is a super-2 number, since 2×20325205102² (a number of 21 digits) contains 22 as substring.

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, 350149 + ... + 404047.

It is an arithmetic number, because the mean of its divisors is an integer number (1914325875).

Almost surely, 2^20325205102 is an apocalyptic number.

20325205102 is a deficient number, since it is larger than the sum of its proper divisors (10304008898).

20325205102 is a wasteful number, since it uses less digits than its factorization.

20325205102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54771.

The product of its (nonzero) digits is 1200, while the sum is 22.

Adding to 20325205102 its reverse (20150252302), we get a palindrome (40475457404).

The spelling of 20325205102 in words is "twenty billion, three hundred twenty-five million, two hundred five thousand, one hundred two".