131402304021424 has 10 divisors (see below), whose sum is σ = 254591964041540. Its totient is φ = 65701152010704.

The previous prime is 131402304021379. The next prime is 131402304021431. The reversal of 131402304021424 is 424120403204131.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4106322000654 + ... + 4106322000685.

It is an arithmetic number, because the mean of its divisors is an integer number (25459196404154).

Almost surely, 2^{131402304021424} is an apocalyptic number.

It is an amenable number.

131402304021424 is a deficient number, since it is larger than the sum of its proper divisors (123189660020116).

131402304021424 is an equidigital number, since it uses as much as digits as its factorization.

131402304021424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8212644001347 (or 8212644001341 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 131402304021424 its reverse (424120403204131), we get a palindrome (555522707225555).

The spelling of 131402304021424 in words is "one hundred thirty-one trillion, four hundred two billion, three hundred four million, twenty-one thousand, four hundred twenty-four".