103521134331442 has 8 divisors (see below), whose sum is σ = 156139611450732. Its totient is φ = 51474597181200.

The previous prime is 103521134331431. The next prime is 103521134331443. The reversal of 103521134331442 is 244133431125301.

It can be written as a sum of positive squares in 2 ways, for example, as 92967219086401 + 10553915245041 = 9641951^2 + 3248679^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (103521134331443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142984991809 + ... + 142984992532.

Almost surely, 2^{103521134331442} is an apocalyptic number.

103521134331442 is a deficient number, since it is larger than the sum of its proper divisors (52618477119290).

103521134331442 is a wasteful number, since it uses less digits than its factorization.

103521134331442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285969984524.

The product of its (nonzero) digits is 103680, while the sum is 37.

Adding to 103521134331442 its reverse (244133431125301), we get a palindrome (347654565456743).

The spelling of 103521134331442 in words is "one hundred three trillion, five hundred twenty-one billion, one hundred thirty-four million, three hundred thirty-one thousand, four hundred forty-two".