22120364311 has 16 divisors (see below), whose sum is σ = 23070009600. Its totient is φ = 21192147648.

The previous prime is 22120364267. The next prime is 22120364323. The reversal of 22120364311 is 11346302122.

It is a cyclic number.

It is not a de Polignac number, because 22120364311 - 2¹⁵ = 22120331543 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 (22120364341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1149870 + ... + 1168948.

It is an arithmetic number, because the mean of its divisors is an integer number (1441875600).

Almost surely, 2^22120364311 is an apocalyptic number.

22120364311 is a deficient number, since it is larger than the sum of its proper divisors (949645289).

22120364311 is a wasteful number, since it uses less digits than its factorization.

22120364311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19638.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 22120364311 its reverse (11346302122), we get a palindrome (33466666433).

The spelling of 22120364311 in words is "twenty-two billion, one hundred twenty million, three hundred sixty-four thousand, three hundred eleven".