201324332020 has 48 divisors (see below), whose sum is σ = 483205016448. Its totient is φ = 69021682560.

The previous prime is 201324331997. The next prime is 201324332029. The reversal of 201324332020 is 20233423102.

It is a junction number, because it is equal to n+sod(n) for n = 201324331982 and 201324332000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201324332029) 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, 3917290 + ... + 3968350.

It is an arithmetic number, because the mean of its divisors is an integer number (10066771176).

Almost surely, 2^201324332020 is an apocalyptic number.

201324332020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201324332020 is an abundant number, since it is smaller than the sum of its proper divisors (281880684428).

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

201324332020 is a wasteful number, since it uses less digits than its factorization.

201324332020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79240 (or 79238 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 201324332020 its reverse (20233423102), we get a palindrome (221557755122).

The spelling of 201324332020 in words is "two hundred one billion, three hundred twenty-four million, three hundred thirty-two thousand, twenty".