131402433101 has 2 divisors, whose sum is σ = 131402433102. Its totient is φ = 131402433100.

The previous prime is 131402433073. The next prime is 131402433131. The reversal of 131402433101 is 101334204131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 131011422025 + 391011076 = 361955^2 + 19774^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131402433101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131402433131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65701216550 + 65701216551.

It is an arithmetic number, because the mean of its divisors is an integer number (65701216551).

Almost surely, 2^131402433101 is an apocalyptic number.

It is an amenable number.

131402433101 is a deficient number, since it is larger than the sum of its proper divisors (1).

131402433101 is an equidigital number, since it uses as much as digits as its factorization.

131402433101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 131402433101 its reverse (101334204131), we get a palindrome (232736637232).

The spelling of 131402433101 in words is "one hundred thirty-one billion, four hundred two million, four hundred thirty-three thousand, one hundred one".