20333333113 has 16 divisors (see below), whose sum is σ = 21835742400. Its totient is φ = 18877985280.

The previous prime is 20333333099. The next prime is 20333333183. The reversal of 20333333113 is 31133333302.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20333333113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20333333183) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137878 + ... + 244288.

It is an arithmetic number, because the mean of its divisors is an integer number (1364733900).

Almost surely, 2^20333333113 is an apocalyptic number.

It is an amenable number.

20333333113 is a deficient number, since it is larger than the sum of its proper divisors (1502409287).

20333333113 is a wasteful number, since it uses less digits than its factorization.

20333333113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106632.

The product of its (nonzero) digits is 4374, while the sum is 25.

Adding to 20333333113 its reverse (31133333302), we get a palindrome (51466666415).

The spelling of 20333333113 in words is "twenty billion, three hundred thirty-three million, three hundred thirty-three thousand, one hundred thirteen".