22021202032 has 20 divisors (see below), whose sum is σ = 43365524776. Its totient is φ = 10830098880.

The previous prime is 22021202029. The next prime is 22021202053. The reversal of 22021202032 is 23020212022.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 22021201997 and 22021202015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11280378 + ... + 11282329.

Almost surely, 2^22021202032 is an apocalyptic number.

It is an amenable number.

22021202032 is a deficient number, since it is larger than the sum of its proper divisors (21344322744).

22021202032 is a wasteful number, since it uses less digits than its factorization.

22021202032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22562776 (or 22562770 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 22021202032 its reverse (23020212022), we get a palindrome (45041414054).

The spelling of 22021202032 in words is "twenty-two billion, twenty-one million, two hundred two thousand, thirty-two".