11223222210031 has 4 divisors (see below), whose sum is σ = 12086546995432. Its totient is φ = 10359897424632.

The previous prime is 11223222210007. The next prime is 11223222210043. The reversal of 11223222210031 is 13001222232211.

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 11223222210031 - 2³³ = 11214632275439 is a prime.

It is a super-2 number, since 2×11223222210031² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11223222209984 and 11223222210011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11223222210091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 431662392681 + ... + 431662392706.

It is an arithmetic number, because the mean of its divisors is an integer number (3021636748858).

Almost surely, 2^{11223222210031} is an apocalyptic number.

11223222210031 is a deficient number, since it is larger than the sum of its proper divisors (863324785401).

11223222210031 is an equidigital number, since it uses as much as digits as its factorization.

11223222210031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863324785400.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 11223222210031 its reverse (13001222232211), we get a palindrome (24224444442242).

The spelling of 11223222210031 in words is "eleven trillion, two hundred twenty-three billion, two hundred twenty-two million, two hundred ten thousand, thirty-one".