22321321011 has 64 divisors (see below), whose sum is σ = 40207449600. Its totient is φ = 12062131200.

The previous prime is 22321320913. The next prime is 22321321051. The reversal of 22321321011 is 11012312322.

22321321011 is a `hidden beast` number, since 22 + 321 + 321 + 0 + 1 + 1 = 666.

It is not a de Polignac number, because 22321321011 - 2¹⁴ = 22321304627 is a prime.

It is a super-3 number, since 3×22321321011³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (22321321051) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20410 + ... + 212271.

It is an arithmetic number, because the mean of its divisors is an integer number (628241400).

Almost surely, 2^22321321011 is an apocalyptic number.

22321321011 is a deficient number, since it is larger than the sum of its proper divisors (17886128589).

22321321011 is a wasteful number, since it uses less digits than its factorization.

22321321011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232737 (or 232731 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 22321321011 its reverse (11012312322), we get a palindrome (33333633333).

The spelling of 22321321011 in words is "twenty-two billion, three hundred twenty-one million, three hundred twenty-one thousand, eleven".