31434322222 has 8 divisors (see below), whose sum is σ = 47153038896. Its totient is φ = 15716642592.

The previous prime is 31434322219. The next prime is 31434322229. The reversal of 31434322222 is 22222343413.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×31434322222² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31434322229) 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 3 ways as a sum of consecutive naturals, for example, 178443 + ... + 307750.

It is an arithmetic number, because the mean of its divisors is an integer number (5894129862).

Almost surely, 2^31434322222 is an apocalyptic number.

31434322222 is a deficient number, since it is larger than the sum of its proper divisors (15718716674).

31434322222 is a wasteful number, since it uses less digits than its factorization.

31434322222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518522.

The product of its digits is 13824, while the sum is 28.

Adding to 31434322222 its reverse (22222343413), we get a palindrome (53656665635).

The spelling of 31434322222 in words is "thirty-one billion, four hundred thirty-four million, three hundred twenty-two thousand, two hundred twenty-two".