21223332013022 has 4 divisors (see below), whose sum is σ = 31834998019536. Its totient is φ = 10611666006510.

The previous prime is 21223332013007. The next prime is 21223332013031. The reversal of 21223332013022 is 22031023332212.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 21223332012982 and 21223332013000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5305833003254 + ... + 5305833003257.

It is an arithmetic number, because the mean of its divisors is an integer number (7958749504884).

Almost surely, 2^{21223332013022} is an apocalyptic number.

21223332013022 is a deficient number, since it is larger than the sum of its proper divisors (10611666006514).

21223332013022 is a wasteful number, since it uses less digits than its factorization.

21223332013022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10611666006513.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 21223332013022 its reverse (22031023332212), we get a palindrome (43254355345234).

The spelling of 21223332013022 in words is "twenty-one trillion, two hundred twenty-three billion, three hundred thirty-two million, thirteen thousand, twenty-two".