22211301331 has 4 divisors (see below), whose sum is σ = 22221736200. Its totient is φ = 22200866464.

The previous prime is 22211301293. The next prime is 22211301353. The reversal of 22211301331 is 13310311222.

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 22211301331 - 2¹¹ = 22211299283 is a prime.

It is a super-2 number, since 2×22211301331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22211301299 and 22211301308.

It is not an unprimeable number, because it can be changed into a prime (22211301731) 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, 5214241 + ... + 5218498.

It is an arithmetic number, because the mean of its divisors is an integer number (5555434050).

Almost surely, 2^22211301331 is an apocalyptic number.

22211301331 is a deficient number, since it is larger than the sum of its proper divisors (10434869).

22211301331 is a wasteful number, since it uses less digits than its factorization.

22211301331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10434868.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 22211301331 its reverse (13310311222), we get a palindrome (35521612553).

The spelling of 22211301331 in words is "twenty-two billion, two hundred eleven million, three hundred one thousand, three hundred thirty-one".