20335551103 has 16 divisors (see below), whose sum is σ = 23742880000. Its totient is φ = 17409928536.

The previous prime is 20335551017. The next prime is 20335551127. The reversal of 20335551103 is 30115553302.

It is not a de Polignac number, because 20335551103 - 2¹³ = 20335542911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20335551143) 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, 260128 + ... + 329146.

It is an arithmetic number, because the mean of its divisors is an integer number (1483930000).

Almost surely, 2^20335551103 is an apocalyptic number.

20335551103 is a deficient number, since it is larger than the sum of its proper divisors (3407328897).

20335551103 is an frugal number, since it uses more digits than its factorization.

20335551103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69899 (or 69885 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 28.

The spelling of 20335551103 in words is "twenty billion, three hundred thirty-five million, five hundred fifty-one thousand, one hundred three".