202121100332 has 12 divisors (see below), whose sum is σ = 354970688856. Its totient is φ = 100700903520.

The previous prime is 202121100319. The next prime is 202121100343. The reversal of 202121100332 is 233001121202.

It is a self number, because there is not a number n which added to its sum of digits gives 202121100332.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89910398 + ... + 89912645.

It is an arithmetic number, because the mean of its divisors is an integer number (29580890738).

Almost surely, 2^202121100332 is an apocalyptic number.

It is an amenable number.

202121100332 is a deficient number, since it is larger than the sum of its proper divisors (152849588524).

202121100332 is a wasteful number, since it uses less digits than its factorization.

202121100332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179823328 (or 179823326 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 202121100332 its reverse (233001121202), we get a palindrome (435122221534).

The spelling of 202121100332 in words is "two hundred two billion, one hundred twenty-one million, one hundred thousand, three hundred thirty-two".