22123011303331 has 4 divisors (see below), whose sum is σ = 22156581882600. Its totient is φ = 22089440724064.

The previous prime is 22123011303301. The next prime is 22123011303391. The reversal of 22123011303331 is 13330311032122.

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 22123011303331 - 2¹³ = 22123011295139 is a prime.

It is a super-2 number, since 2×22123011303331² (a number of 27 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 = 22123011303296 and 22123011303305.

It is not an unprimeable number, because it can be changed into a prime (22123011303301) 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, 16785288646 + ... + 16785289963.

It is an arithmetic number, because the mean of its divisors is an integer number (5539145470650).

Almost surely, 2^{22123011303331} is an apocalyptic number.

22123011303331 is a deficient number, since it is larger than the sum of its proper divisors (33570579269).

22123011303331 is an equidigital number, since it uses as much as digits as its factorization.

22123011303331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33570579268.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 22123011303331 its reverse (13330311032122), we get a palindrome (35453322335453).

The spelling of 22123011303331 in words is "twenty-two trillion, one hundred twenty-three billion, eleven million, three hundred three thousand, three hundred thirty-one".