131133143122 has 16 divisors (see below), whose sum is σ = 197108056152. Its totient is φ = 65430524800.

The previous prime is 131133143003. The next prime is 131133143129. The reversal of 131133143122 is 221341331131.

It can be written as a sum of positive squares in 4 ways, for example, as 103818639681 + 27314503441 = 322209^2 + 165271^2 .

It is not an unprimeable number, because it can be changed into a prime (131133143129) 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, 4522872 + ... + 4551772.

Almost surely, 2^131133143122 is an apocalyptic number.

131133143122 is a deficient number, since it is larger than the sum of its proper divisors (65974913030).

131133143122 is a wasteful number, since it uses less digits than its factorization.

131133143122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33533.

The product of its digits is 1296, while the sum is 25.

Adding to 131133143122 its reverse (221341331131), we get a palindrome (352474474253).

The spelling of 131133143122 in words is "one hundred thirty-one billion, one hundred thirty-three million, one hundred forty-three thousand, one hundred twenty-two".