133521415041242 has 16 divisors (see below), whose sum is σ = 200624101921152. Its totient is φ = 66646724071200.

The previous prime is 133521415041199. The next prime is 133521415041263. The reversal of 133521415041242 is 242140514125331.

It is a junction number, because it is equal to n+sod(n) for n = 133521415041196 and 133521415041205.

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, 25344833 + ... + 30156315.

It is an arithmetic number, because the mean of its divisors is an integer number (12539006370072).

Almost surely, 2^{133521415041242} is an apocalyptic number.

133521415041242 is a deficient number, since it is larger than the sum of its proper divisors (67102686879910).

133521415041242 is a wasteful number, since it uses less digits than its factorization.

133521415041242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4835173.

The product of its (nonzero) digits is 115200, while the sum is 38.

Adding to 133521415041242 its reverse (242140514125331), we get a palindrome (375661929166573).

The spelling of 133521415041242 in words is "one hundred thirty-three trillion, five hundred twenty-one billion, four hundred fifteen million, forty-one thousand, two hundred forty-two".