103042535251 has 16 divisors (see below), whose sum is σ = 115127114400. Its totient is φ = 91652179968.

The previous prime is 103042535237. The next prime is 103042535357. The reversal of 103042535251 is 152535240301.

It is a de Polignac number, because none of the positive numbers 2^k-103042535251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (103042535951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257890 + ... + 522103.

It is an arithmetic number, because the mean of its divisors is an integer number (7195444650).

Almost surely, 2^103042535251 is an apocalyptic number.

103042535251 is a deficient number, since it is larger than the sum of its proper divisors (12084579149).

103042535251 is a wasteful number, since it uses less digits than its factorization.

103042535251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780438.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 103042535251 its reverse (152535240301), we get a palindrome (255577775552).

The spelling of 103042535251 in words is "one hundred three billion, forty-two million, five hundred thirty-five thousand, two hundred fifty-one".