223022100021311 has 4 divisors (see below), whose sum is σ = 223022147596224. Its totient is φ = 223022052446400.

The previous prime is 223022100021307. The next prime is 223022100021313. The reversal of 223022100021311 is 113120001220322.

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

It is a cyclic number.

It is not a de Polignac number, because 223022100021311 - 2² = 223022100021307 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223022100021313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15879410 + ... + 26423471.

It is an arithmetic number, because the mean of its divisors is an integer number (55755536899056).

Almost surely, 2^{223022100021311} is an apocalyptic number.

223022100021311 is a deficient number, since it is larger than the sum of its proper divisors (47574913).

223022100021311 is an equidigital number, since it uses as much as digits as its factorization.

223022100021311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47574912.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 223022100021311 its reverse (113120001220322), we get a palindrome (336142101241633).

The spelling of 223022100021311 in words is "two hundred twenty-three trillion, twenty-two billion, one hundred million, twenty-one thousand, three hundred eleven".