201033201020 has 24 divisors (see below), whose sum is σ = 423610586784. Its totient is φ = 80138830016.

The previous prime is 201033201013. The next prime is 201033201043. The reversal of 201033201020 is 20102330102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201033200986 and 201033201004.

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, 17147144 + ... + 17158863.

It is an arithmetic number, because the mean of its divisors is an integer number (17650441116).

Almost surely, 2^201033201020 is an apocalyptic number.

201033201020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201033201020 is an abundant number, since it is smaller than the sum of its proper divisors (222577385764).

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

201033201020 is a wasteful number, since it uses less digits than its factorization.

201033201020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34306309 (or 34306307 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 201033201020 its reverse (20102330102), we get a palindrome (221135531122).

The spelling of 201033201020 in words is "two hundred one billion, thirty-three million, two hundred one thousand, twenty".