550101001103 has 4 divisors (see below), whose sum is σ = 552130894368. Its totient is φ = 548071107840.

The previous prime is 550101001031. The next prime is 550101001127. The reversal of 550101001103 is 301100101055.

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

It is a cyclic number.

It is not a de Polignac number, because 550101001103 - 2²² = 550096806799 is a prime.

It is a super-2 number, since 2×550101001103² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550101001403) 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, 1014946226 + ... + 1014946767.

It is an arithmetic number, because the mean of its divisors is an integer number (138032723592).

Almost surely, 2^550101001103 is an apocalyptic number.

550101001103 is a deficient number, since it is larger than the sum of its proper divisors (2029893265).

550101001103 is a wasteful number, since it uses less digits than its factorization.

550101001103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2029893264.

The product of its (nonzero) digits is 75, while the sum is 17.

Adding to 550101001103 its reverse (301100101055), we get a palindrome (851201102158).

The spelling of 550101001103 in words is "five hundred fifty billion, one hundred one million, one thousand, one hundred three".