131320601222 has 16 divisors (see below), whose sum is σ = 198804268080. Its totient is φ = 65052610272.

The previous prime is 131320601171. The next prime is 131320601263. The reversal of 131320601222 is 222106023131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5237588 + ... + 5262600.

It is an arithmetic number, because the mean of its divisors is an integer number (12425266755).

Almost surely, 2^131320601222 is an apocalyptic number.

131320601222 is a deficient number, since it is larger than the sum of its proper divisors (67483666858).

131320601222 is a wasteful number, since it uses less digits than its factorization.

131320601222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49207.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 131320601222 its reverse (222106023131), we get a palindrome (353426624353).

The spelling of 131320601222 in words is "one hundred thirty-one billion, three hundred twenty million, six hundred one thousand, two hundred twenty-two".