222021423311 has 8 divisors (see below), whose sum is σ = 235890938880. Its totient is φ = 208370325528.

The previous prime is 222021423293. The next prime is 222021423331. The reversal of 222021423311 is 113324120222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222021423311 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 (222021423331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54602351 + ... + 54606416.

It is an arithmetic number, because the mean of its divisors is an integer number (29486367360).

Almost surely, 2^222021423311 is an apocalyptic number.

222021423311 is a deficient number, since it is larger than the sum of its proper divisors (13869515569).

222021423311 is a wasteful number, since it uses less digits than its factorization.

222021423311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109208893.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 222021423311 its reverse (113324120222), we get a palindrome (335345543533).

The spelling of 222021423311 in words is "two hundred twenty-two billion, twenty-one million, four hundred twenty-three thousand, three hundred eleven".