131021234142004 has 6 divisors (see below), whose sum is σ = 229287159748514. Its totient is φ = 65510617071000.

The previous prime is 131021234141977. The next prime is 131021234142031. The reversal of 131021234142004 is 400241432120131.

It is a happy number.

131021234142004 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (131021234141977) and next prime (131021234142031).

It can be written as a sum of positive squares in only one way, i.e., 128010669072400 + 3010565069604 = 11314180^2 + 1735098^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16377654267747 + ... + 16377654267754.

Almost surely, 2^{131021234142004} is an apocalyptic number.

It is an amenable number.

131021234142004 is a deficient number, since it is larger than the sum of its proper divisors (98265925606510).

131021234142004 is a wasteful number, since it uses less digits than its factorization.

131021234142004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32755308535505 (or 32755308535503 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 131021234142004 its reverse (400241432120131), we get a palindrome (531262666262135).

The spelling of 131021234142004 in words is "one hundred thirty-one trillion, twenty-one billion, two hundred thirty-four million, one hundred forty-two thousand, four".