103223655505 has 16 divisors (see below), whose sum is σ = 124528841424. Its totient is φ = 82139545600.

The previous prime is 103223655433. The next prime is 103223655533. The reversal of 103223655505 is 505556322301.

It can be written as a sum of positive squares in 8 ways, for example, as 48998478736 + 54225176769 = 221356^2 + 232863^2 .

It is not a de Polignac number, because 103223655505 - 2⁷ = 103223655377 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 843489 + ... + 958081.

It is an arithmetic number, because the mean of its divisors is an integer number (7783052589).

Almost surely, 2^103223655505 is an apocalyptic number.

It is an amenable number.

103223655505 is a deficient number, since it is larger than the sum of its proper divisors (21305185919).

103223655505 is a wasteful number, since it uses less digits than its factorization.

103223655505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115556.

The product of its (nonzero) digits is 135000, while the sum is 37.

Adding to 103223655505 its reverse (505556322301), we get a palindrome (608779977806).

The spelling of 103223655505 in words is "one hundred three billion, two hundred twenty-three million, six hundred fifty-five thousand, five hundred five".