20330643106 has 16 divisors (see below), whose sum is σ = 30934761408. Its totient is φ = 10019142000.

The previous prime is 20330643097. The next prime is 20330643133. The reversal of 20330643106 is 60134603302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 497656 + ... + 536956.

It is an arithmetic number, because the mean of its divisors is an integer number (1933422588).

Almost surely, 2^20330643106 is an apocalyptic number.

20330643106 is a deficient number, since it is larger than the sum of its proper divisors (10604118302).

20330643106 is a wasteful number, since it uses less digits than its factorization.

20330643106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43017.

The product of its (nonzero) digits is 7776, while the sum is 28.

The spelling of 20330643106 in words is "twenty billion, three hundred thirty million, six hundred forty-three thousand, one hundred six".