131323213222 has 8 divisors (see below), whose sum is σ = 197057974896. Its totient is φ = 65637221592.

The previous prime is 131323213213. The next prime is 131323213243. The reversal of 131323213222 is 222312323131.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12185778 + ... + 12196549.

It is an arithmetic number, because the mean of its divisors is an integer number (24632246862).

Almost surely, 2^131323213222 is an apocalyptic number.

131323213222 is a deficient number, since it is larger than the sum of its proper divisors (65734761674).

131323213222 is a wasteful number, since it uses less digits than its factorization.

131323213222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24385022.

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

Adding to 131323213222 its reverse (222312323131), we get a palindrome (353635536353).

The spelling of 131323213222 in words is "one hundred thirty-one billion, three hundred twenty-three million, two hundred thirteen thousand, two hundred twenty-two".