2021032121332 has 12 divisors (see below), whose sum is σ = 4042064242720. Its totient is φ = 866156623416.

The previous prime is 2021032121299. The next prime is 2021032121341. The reversal of 2021032121332 is 2331212301202.

2021032121332 is an admirable number.

It is a congruent number.

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, 36089859282 + ... + 36089859337.

Almost surely, 2^{2021032121332} is an apocalyptic number.

It is an amenable number.

2021032121332 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2021032121332 is a wasteful number, since it uses less digits than its factorization.

2021032121332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72179718630 (or 72179718628 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2021032121332 its reverse (2331212301202), we get a palindrome (4352244422534).

The spelling of 2021032121332 in words is "two trillion, twenty-one billion, thirty-two million, one hundred twenty-one thousand, three hundred thirty-two".