20303332113 has 32 divisors (see below), whose sum is σ = 28746547200. Its totient is φ = 12710808576.

The previous prime is 20303332111. The next prime is 20303332117. The reversal of 20303332113 is 31123330302.

It is not a de Polignac number, because 20303332113 - 2¹ = 20303332111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20303332113.

It is not an unprimeable number, because it can be changed into a prime (20303332111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3642993 + ... + 3648561.

It is an arithmetic number, because the mean of its divisors is an integer number (898329600).

Almost surely, 2^20303332113 is an apocalyptic number.

It is an amenable number.

20303332113 is a deficient number, since it is larger than the sum of its proper divisors (8443215087).

20303332113 is a wasteful number, since it uses less digits than its factorization.

20303332113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6141.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 20303332113 its reverse (31123330302), we get a palindrome (51426662415).

The spelling of 20303332113 in words is "twenty billion, three hundred three million, three hundred thirty-two thousand, one hundred thirteen".