22052311 has 4 divisors (see below), whose sum is σ = 22078224. Its totient is φ = 22026400.

The previous prime is 22052299. The next prime is 22052321. The reversal of 22052311 is 11325022.

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 22052311 - 2¹⁷ = 21921239 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 (22052321) 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, 11635 + ... + 13396.

It is an arithmetic number, because the mean of its divisors is an integer number (5519556).

Almost surely, 2^22052311 is an apocalyptic number.

22052311 is a deficient number, since it is larger than the sum of its proper divisors (25913).

22052311 is an equidigital number, since it uses as much as digits as its factorization.

22052311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25912.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 22052311 is about 4695.9888202593. The cubic root of 22052311 is about 280.4258443635.

Adding to 22052311 its reverse (11325022), we get a palindrome (33377333).

The spelling of 22052311 in words is "twenty-two million, fifty-two thousand, three hundred eleven".