130431244223446 has 32 divisors (see below), whose sum is σ = 200523710458368. Its totient is φ = 63600230976480.

The previous prime is 130431244223353. The next prime is 130431244223509. The reversal of 130431244223446 is 644322442134031.

It is a super-2 number, since 2×130431244223446² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 37718341 + ... + 41030911.

It is an arithmetic number, because the mean of its divisors is an integer number (6266365951824).

Almost surely, 2^{130431244223446} is an apocalyptic number.

130431244223446 is a deficient number, since it is larger than the sum of its proper divisors (70092466234922).

130431244223446 is a wasteful number, since it uses less digits than its factorization.

130431244223446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3314116.

The product of its (nonzero) digits is 1327104, while the sum is 43.

Adding to 130431244223446 its reverse (644322442134031), we get a palindrome (774753686357477).

The spelling of 130431244223446 in words is "one hundred thirty trillion, four hundred thirty-one billion, two hundred forty-four million, two hundred twenty-three thousand, four hundred forty-six".