131422340001121 has 16 divisors (see below), whose sum is σ = 141954857697744. Its totient is φ = 120950282041344.

The previous prime is 131422340001109. The next prime is 131422340001143. The reversal of 131422340001121 is 121100043224131.

It can be written as a sum of positive squares in 8 ways, for example, as 39021011022400 + 92401328978721 = 6246680^2 + 9612561^2 .

It is a cyclic number.

It is not a de Polignac number, because 131422340001121 - 2⁷ = 131422340000993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131422340001181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 214156695 + ... + 214769491.

It is an arithmetic number, because the mean of its divisors is an integer number (8872178606109).

Almost surely, 2^{131422340001121} is an apocalyptic number.

It is an amenable number.

131422340001121 is a deficient number, since it is larger than the sum of its proper divisors (10532517696623).

131422340001121 is a wasteful number, since it uses less digits than its factorization.

131422340001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662100.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 131422340001121 its reverse (121100043224131), we get a palindrome (252522383225252).

The spelling of 131422340001121 in words is "one hundred thirty-one trillion, four hundred twenty-two billion, three hundred forty million, one thousand, one hundred twenty-one".