21302332022022 has 16 divisors (see below), whose sum is σ = 42604745244672. Its totient is φ = 7100763807240.

The previous prime is 21302332021933. The next prime is 21302332022047. The reversal of 21302332022022 is 22022023320312.

It is a super-2 number, since 2×21302332022022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21302332021983 and 21302332022001.

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, 342747 + ... + 6536217.

It is an arithmetic number, because the mean of its divisors is an integer number (2662796577792).

Almost surely, 2^{21302332022022} is an apocalyptic number.

21302332022022 is an abundant number, since it is smaller than the sum of its proper divisors (21302413222650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21302332022022 is a wasteful number, since it uses less digits than its factorization.

21302332022022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6766723.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 21302332022022 its reverse (22022023320312), we get a palindrome (43324355342334).

The spelling of 21302332022022 in words is "twenty-one trillion, three hundred two billion, three hundred thirty-two million, twenty-two thousand, twenty-two".