103405221055 has 8 divisors (see below), whose sum is σ = 125290986912. Its totient is φ = 81921029088.

The previous prime is 103405221043. The next prime is 103405221107. The reversal of 103405221055 is 550122504301.

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

It is a cyclic number.

It is not a de Polignac number, because 103405221055 - 2¹¹ = 103405219007 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 7 ways as a sum of consecutive naturals, for example, 100392904 + ... + 100393933.

It is an arithmetic number, because the mean of its divisors is an integer number (15661373364).

Almost surely, 2^103405221055 is an apocalyptic number.

103405221055 is a deficient number, since it is larger than the sum of its proper divisors (21885765857).

103405221055 is a wasteful number, since it uses less digits than its factorization.

103405221055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200786945.

The product of its (nonzero) digits is 6000, while the sum is 28.

Adding to 103405221055 its reverse (550122504301), we get a palindrome (653527725356).

The spelling of 103405221055 in words is "one hundred three billion, four hundred five million, two hundred twenty-one thousand, fifty-five".