21033201022 has 8 divisors (see below), whose sum is σ = 31758741072. Its totient is φ = 10446954000.

The previous prime is 21033201019. The next prime is 21033201043. The reversal of 21033201022 is 22010233012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 21033200987 and 21033201005.

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, 34822879 + ... + 34823482.

It is an arithmetic number, because the mean of its divisors is an integer number (3969842634).

Almost surely, 2^21033201022 is an apocalyptic number.

21033201022 is a deficient number, since it is larger than the sum of its proper divisors (10725540050).

21033201022 is a wasteful number, since it uses less digits than its factorization.

21033201022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69646514.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 21033201022 its reverse (22010233012), we get a palindrome (43043434034).

The spelling of 21033201022 in words is "twenty-one billion, thirty-three million, two hundred one thousand, twenty-two".