222031321131 has 16 divisors (see below), whose sum is σ = 300116981120. Its totient is φ = 145983539520.

The previous prime is 222031321117. The next prime is 222031321151. The reversal of 222031321131 is 131123130222.

It is not a de Polignac number, because 222031321131 - 2⁹ = 222031320619 is a prime.

It is a super-2 number, since 2×222031321131² (a number of 23 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 = 222031321098 and 222031321107.

It is not an unprimeable number, because it can be changed into a prime (222031321151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5017380 + ... + 5061438.

It is an arithmetic number, because the mean of its divisors is an integer number (18757311320).

Almost surely, 2^222031321131 is an apocalyptic number.

222031321131 is a deficient number, since it is larger than the sum of its proper divisors (78085659989).

222031321131 is a wasteful number, since it uses less digits than its factorization.

222031321131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67146.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 222031321131 its reverse (131123130222), we get a palindrome (353154451353).

The spelling of 222031321131 in words is "two hundred twenty-two billion, thirty-one million, three hundred twenty-one thousand, one hundred thirty-one".