201322020132 has 24 divisors (see below), whose sum is σ = 521945978400. Its totient is φ = 67107340008.

The previous prime is 201322020113. The next prime is 201322020169. The reversal of 201322020132 is 231020223102.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 932046282 + ... + 932046497.

It is an arithmetic number, because the mean of its divisors is an integer number (21747749100).

Almost surely, 2^201322020132 is an apocalyptic number.

It is an amenable number.

201322020132 is an abundant number, since it is smaller than the sum of its proper divisors (320623958268).

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

201322020132 is a wasteful number, since it uses less digits than its factorization.

201322020132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1864092792 (or 1864092784 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 201322020132 its reverse (231020223102), we get a palindrome (432342243234).

The spelling of 201322020132 in words is "two hundred one billion, three hundred twenty-two million, twenty thousand, one hundred thirty-two".