131011231300122 has 16 divisors (see below), whose sum is σ = 262543382015040. Its totient is φ = 43583590530912.

The previous prime is 131011231300121. The next prime is 131011231300171. The reversal of 131011231300122 is 221003132110131.

It is not an unprimeable number, because it can be changed into a prime (131011231300121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21704972347 + ... + 21704978382.

It is an arithmetic number, because the mean of its divisors is an integer number (16408961375940).

Almost surely, 2^{131011231300122} is an apocalyptic number.

131011231300122 is an abundant number, since it is smaller than the sum of its proper divisors (131532150714918).

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

131011231300122 is a wasteful number, since it uses less digits than its factorization.

131011231300122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43409951237.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 131011231300122 its reverse (221003132110131), we get a palindrome (352014363410253).

The spelling of 131011231300122 in words is "one hundred thirty-one trillion, eleven billion, two hundred thirty-one million, three hundred thousand, one hundred twenty-two".