20103300120 has 32 divisors (see below), whose sum is σ = 60309900720. Its totient is φ = 5360880000.

The previous prime is 20103300109. The next prime is 20103300193. The reversal of 20103300120 is 2100330102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 20103300096 and 20103300105.

It is a congruent number.

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, 83763631 + ... + 83763870.

Almost surely, 2^20103300120 is an apocalyptic number.

20103300120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20103300120 is an abundant number, since it is smaller than the sum of its proper divisors (40206600600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20103300120 is a wasteful number, since it uses less digits than its factorization.

20103300120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167527515 (or 167527511 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 20103300120 its reverse (2100330102), we get a palindrome (22203630222).

The spelling of 20103300120 in words is "twenty billion, one hundred three million, three hundred thousand, one hundred twenty".