131020224410434 has 4 divisors (see below), whose sum is σ = 196530336615654. Its totient is φ = 65510112205216.

The previous prime is 131020224410429. The next prime is 131020224410447. The reversal of 131020224410434 is 434014422020131.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 84445127496409 + 46575096914025 = 9189403^2 + 6824595^2 .

It is a junction number, because it is equal to n+sod(n) for n = 131020224410396 and 131020224410405.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32755056102607 + ... + 32755056102610.

Almost surely, 2^{131020224410434} is an apocalyptic number.

131020224410434 is a deficient number, since it is larger than the sum of its proper divisors (65510112205220).

131020224410434 is an equidigital number, since it uses as much as digits as its factorization.

131020224410434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65510112205219.

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

Adding to 131020224410434 its reverse (434014422020131), we get a palindrome (565034646430565).

The spelling of 131020224410434 in words is "one hundred thirty-one trillion, twenty billion, two hundred twenty-four million, four hundred ten thousand, four hundred thirty-four".