20340022333 has 4 divisors (see below), whose sum is σ = 20476532700. Its totient is φ = 20203511968.

The previous prime is 20340022327. The next prime is 20340022363. The reversal of 20340022333 is 33322004302.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7804308964 + 12535713369 = 88342^2 + 111963^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20340022333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20340022363) 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, 68254960 + ... + 68255257.

It is an arithmetic number, because the mean of its divisors is an integer number (5119133175).

Almost surely, 2^20340022333 is an apocalyptic number.

It is an amenable number.

20340022333 is a deficient number, since it is larger than the sum of its proper divisors (136510367).

20340022333 is a wasteful number, since it uses less digits than its factorization.

20340022333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136510366.

The product of its (nonzero) digits is 2592, while the sum is 22.

Adding to 20340022333 its reverse (33322004302), we get a palindrome (53662026635).

The spelling of 20340022333 in words is "twenty billion, three hundred forty million, twenty-two thousand, three hundred thirty-three".