131112333450222 has 16 divisors (see below), whose sum is σ = 262333158723792. Its totient is φ = 43686029179520.

The previous prime is 131112333450209. The next prime is 131112333450349. The reversal of 131112333450222 is 222054333211131.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4520476929 + ... + 4520505932.

It is an arithmetic number, because the mean of its divisors is an integer number (16395822420237).

Almost surely, 2^{131112333450222} is an apocalyptic number.

131112333450222 is an abundant number, since it is smaller than the sum of its proper divisors (131220825273570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131112333450222 is a wasteful number, since it uses less digits than its factorization.

131112333450222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9040985283.

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 131112333450222 its reverse (222054333211131), we get a palindrome (353166666661353).

The spelling of 131112333450222 in words is "one hundred thirty-one trillion, one hundred twelve billion, three hundred thirty-three million, four hundred fifty thousand, two hundred twenty-two".