20334331334 has 16 divisors (see below), whose sum is σ = 31015979136. Its totient is φ = 9995827200.

The previous prime is 20334331333. The next prime is 20334331387. The reversal of 20334331334 is 43313343302.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20334331297 and 20334331306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20334331333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231494 + ... + 307014.

It is an arithmetic number, because the mean of its divisors is an integer number (1938498696).

Almost surely, 2^20334331334 is an apocalyptic number.

20334331334 is a deficient number, since it is larger than the sum of its proper divisors (10681647802).

20334331334 is a wasteful number, since it uses less digits than its factorization.

20334331334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77791.

The product of its (nonzero) digits is 23328, while the sum is 29.

Adding to 20334331334 its reverse (43313343302), we get a palindrome (63647674636).

The spelling of 20334331334 in words is "twenty billion, three hundred thirty-four million, three hundred thirty-one thousand, three hundred thirty-four".