21210032322022 has 16 divisors (see below), whose sum is σ = 32462430075072. Its totient is φ = 10390575237120.

The previous prime is 21210032322019. The next prime is 21210032322049. The reversal of 21210032322022 is 22022323001212.

It is a super-2 number, since 2×21210032322022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21210032321984 and 21210032322002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338203518 + ... + 338266225.

It is an arithmetic number, because the mean of its divisors is an integer number (2028901879692).

Almost surely, 2^{21210032322022} is an apocalyptic number.

21210032322022 is a deficient number, since it is larger than the sum of its proper divisors (11252397753050).

21210032322022 is a wasteful number, since it uses less digits than its factorization.

21210032322022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676470063.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 21210032322022 its reverse (22022323001212), we get a palindrome (43232355323234).

The spelling of 21210032322022 in words is "twenty-one trillion, two hundred ten billion, thirty-two million, three hundred twenty-two thousand, twenty-two".