20310306086 has 16 divisors (see below), whose sum is σ = 35125791264. Its totient is φ = 8627385984.

The previous prime is 20310306031. The next prime is 20310306091. The reversal of 20310306086 is 68060301302.

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, 6417605 + ... + 6420768.

It is an arithmetic number, because the mean of its divisors is an integer number (2195361954).

Almost surely, 2^20310306086 is an apocalyptic number.

20310306086 is a deficient number, since it is larger than the sum of its proper divisors (14815485178).

20310306086 is a wasteful number, since it uses less digits than its factorization.

20310306086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12838495.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 20310306086 its reverse (68060301302), we get a palindrome (88370607388).

The spelling of 20310306086 in words is "twenty billion, three hundred ten million, three hundred six thousand, eighty-six".