21011300232022 has 4 divisors (see below), whose sum is σ = 31516950348036. Its totient is φ = 10505650116010.

The previous prime is 21011300232017. The next prime is 21011300232049. The reversal of 21011300232022 is 22023200311012.

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

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, 5252825058004 + ... + 5252825058007.

It is an arithmetic number, because the mean of its divisors is an integer number (7879237587009).

Almost surely, 2^{21011300232022} is an apocalyptic number.

21011300232022 is a deficient number, since it is larger than the sum of its proper divisors (10505650116014).

21011300232022 is a wasteful number, since it uses less digits than its factorization.

21011300232022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10505650116013.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 21011300232022 its reverse (22023200311012), we get a palindrome (43034500543034).

The spelling of 21011300232022 in words is "twenty-one trillion, eleven billion, three hundred million, two hundred thirty-two thousand, twenty-two".