103242420322255 has 4 divisors (see below), whose sum is σ = 123890904386712. Its totient is φ = 82593936257800.

The previous prime is 103242420322243. The next prime is 103242420322277. The reversal of 103242420322255 is 552223024242301.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 103242420322255 - 2³⁹ = 102692664508367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10324242032221 + ... + 10324242032230.

It is an arithmetic number, because the mean of its divisors is an integer number (30972726096678).

Almost surely, 2^{103242420322255} is an apocalyptic number.

103242420322255 is a deficient number, since it is larger than the sum of its proper divisors (20648484064457).

103242420322255 is an equidigital number, since it uses as much as digits as its factorization.

103242420322255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20648484064456.

The product of its (nonzero) digits is 230400, while the sum is 37.

Adding to 103242420322255 its reverse (552223024242301), we get a palindrome (655465444564556).

The spelling of 103242420322255 in words is "one hundred three trillion, two hundred forty-two billion, four hundred twenty million, three hundred twenty-two thousand, two hundred fifty-five".