131140322120042 has 32 divisors (see below), whose sum is σ = 205466197155840. Its totient is φ = 62657261734320.

The previous prime is 131140322120039. The next prime is 131140322120057. The reversal of 131140322120042 is 240021223041131.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 131140322119993 and 131140322120020.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188272103 + ... + 188967365.

It is an arithmetic number, because the mean of its divisors is an integer number (6420818661120).

Almost surely, 2^{131140322120042} is an apocalyptic number.

131140322120042 is a deficient number, since it is larger than the sum of its proper divisors (74325875035798).

131140322120042 is a wasteful number, since it uses less digits than its factorization.

131140322120042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699338.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 131140322120042 its reverse (240021223041131), we get a palindrome (371161545161173).

The spelling of 131140322120042 in words is "one hundred thirty-one trillion, one hundred forty billion, three hundred twenty-two million, one hundred twenty thousand, forty-two".