22010223331231 has 4 divisors (see below), whose sum is σ = 22311733239952. Its totient is φ = 21708713422512.

The previous prime is 22010223331189. The next prime is 22010223331249. The reversal of 22010223331231 is 13213332201022.

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 22010223331231 - 2¹⁵ = 22010223298463 is a prime.

It is a super-2 number, since 2×22010223331231² (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 = 22010223331196 and 22010223331205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22010223331631) 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, 150754954251 + ... + 150754954396.

It is an arithmetic number, because the mean of its divisors is an integer number (5577933309988).

Almost surely, 2^{22010223331231} is an apocalyptic number.

22010223331231 is a deficient number, since it is larger than the sum of its proper divisors (301509908721).

22010223331231 is an equidigital number, since it uses as much as digits as its factorization.

22010223331231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301509908720.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 22010223331231 its reverse (13213332201022), we get a palindrome (35223555532253).

The spelling of 22010223331231 in words is "twenty-two trillion, ten billion, two hundred twenty-three million, three hundred thirty-one thousand, two hundred thirty-one".