201021244332 has 48 divisors (see below), whose sum is σ = 472303960800. Its totient is φ = 66542372352.

The previous prime is 201021244331. The next prime is 201021244379. The reversal of 201021244332 is 233442120102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (201021244331) 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, 10247958 + ... + 10267554.

It is an arithmetic number, because the mean of its divisors is an integer number (9839665850).

Almost surely, 2^201021244332 is an apocalyptic number.

It is an amenable number.

201021244332 is an abundant number, since it is smaller than the sum of its proper divisors (271282716468).

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

201021244332 is a wasteful number, since it uses less digits than its factorization.

201021244332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25490 (or 25488 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 201021244332 its reverse (233442120102), we get a palindrome (434463364434).

The spelling of 201021244332 in words is "two hundred one billion, twenty-one million, two hundred forty-four thousand, three hundred thirty-two".