20333335334 has 32 divisors (see below), whose sum is σ = 34289970624. Its totient is φ = 8972472960.

The previous prime is 20333335327. The next prime is 20333335343. The reversal of 20333335334 is 43353333302.

It is a self number, because there is not a number n which added to its sum of digits gives 20333335334.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1560872 + ... + 1573844.

It is an arithmetic number, because the mean of its divisors is an integer number (1071561582).

Almost surely, 2^20333335334 is an apocalyptic number.

20333335334 is a deficient number, since it is larger than the sum of its proper divisors (13956635290).

20333335334 is a wasteful number, since it uses less digits than its factorization.

20333335334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15632.

The product of its (nonzero) digits is 87480, while the sum is 32.

Adding to 20333335334 its reverse (43353333302), we get a palindrome (63686668636).

The spelling of 20333335334 in words is "twenty billion, three hundred thirty-three million, three hundred thirty-five thousand, three hundred thirty-four".