131343231242004 has 24 divisors (see below), whose sum is σ = 322597410068640. Its totient is φ = 41476809865824.

The previous prime is 131343231241987. The next prime is 131343231242029. The reversal of 131343231242004 is 400242132343131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288033401619 + ... + 288033402074.

It is an arithmetic number, because the mean of its divisors is an integer number (13441558752860).

Almost surely, 2^{131343231242004} is an apocalyptic number.

It is an amenable number.

131343231242004 is an abundant number, since it is smaller than the sum of its proper divisors (191254178826636).

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

131343231242004 is a wasteful number, since it uses less digits than its factorization.

131343231242004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576066803719 (or 576066803717 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 131343231242004 its reverse (400242132343131), we get a palindrome (531585363585135).

The spelling of 131343231242004 in words is "one hundred thirty-one trillion, three hundred forty-three billion, two hundred thirty-one million, two hundred forty-two thousand, four".