131430143440422 has 80 divisors (see below), whose sum is σ = 294867771963072. Its totient is φ = 43755497256960.

The previous prime is 131430143440417. The next prime is 131430143440457. The reversal of 131430143440422 is 224044341034131.

131430143440422 is a `hidden beast` number, since 1 + 3 + 1 + 4 + 30 + 143 + 440 + 42 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 498773688 + ... + 499037124.

Almost surely, 2^{131430143440422} is an apocalyptic number.

131430143440422 is an abundant number, since it is smaller than the sum of its proper divisors (163437628522650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131430143440422 is a wasteful number, since it uses less digits than its factorization.

131430143440422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267275 (or 267266 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

Adding to 131430143440422 its reverse (224044341034131), we get a palindrome (355474484474553).

The spelling of 131430143440422 in words is "one hundred thirty-one trillion, four hundred thirty billion, one hundred forty-three million, four hundred forty thousand, four hundred twenty-two".