20001103032 has 64 divisors (see below), whose sum is σ = 53395660800. Its totient is φ = 6229480320.

The previous prime is 20001103019. The next prime is 20001103043. The reversal of 20001103032 is 23030110002.

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 = 20001102999 and 20001103017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 441928 + ... + 485079.

It is an arithmetic number, because the mean of its divisors is an integer number (834307200).

Almost surely, 2^20001103032 is an apocalyptic number.

It is an amenable number.

20001103032 is an abundant number, since it is smaller than the sum of its proper divisors (33394557768).

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

20001103032 is a wasteful number, since it uses less digits than its factorization.

20001103032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927076 (or 927072 counting only the distinct ones).

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

Adding to 20001103032 its reverse (23030110002), we get a palindrome (43031213034).

The spelling of 20001103032 in words is "twenty billion, one million, one hundred three thousand, thirty-two".