21032210222032 has 20 divisors (see below), whose sum is σ = 40765634868096. Its totient is φ = 10512046385120.

The previous prime is 21032210221993. The next prime is 21032210222057. The reversal of 21032210222032 is 23022201223012.

It is a junction number, because it is equal to n+sod(n) for n = 21032210221994 and 21032210222012.

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, 253627618 + ... + 253710529.

Almost surely, 2^{21032210222032} is an apocalyptic number.

It is an amenable number.

21032210222032 is a deficient number, since it is larger than the sum of its proper divisors (19733424646064).

21032210222032 is a wasteful number, since it uses less digits than its factorization.

21032210222032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507340746 (or 507340740 counting only the distinct ones).

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

Adding to 21032210222032 its reverse (23022201223012), we get a palindrome (44054411445044).

The spelling of 21032210222032 in words is "twenty-one trillion, thirty-two billion, two hundred ten million, two hundred twenty-two thousand, thirty-two".