21032022332 has 12 divisors (see below), whose sum is σ = 37800797160. Its totient is φ = 10231794576.

The previous prime is 21032022331. The next prime is 21032022373. The reversal of 21032022332 is 23322023012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21032022331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71053982 + ... + 71054277.

It is an arithmetic number, because the mean of its divisors is an integer number (3150066430).

Almost surely, 2^21032022332 is an apocalyptic number.

It is an amenable number.

21032022332 is a deficient number, since it is larger than the sum of its proper divisors (16768774828).

21032022332 is a wasteful number, since it uses less digits than its factorization.

21032022332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142108300 (or 142108298 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 21032022332 its reverse (23322023012), we get a palindrome (44354045344).

The spelling of 21032022332 in words is "twenty-one billion, thirty-two million, twenty-two thousand, three hundred thirty-two".