551106101101 has 4 divisors (see below), whose sum is σ = 551558942172. Its totient is φ = 550653260032.

The previous prime is 551106101089. The next prime is 551106101123. The reversal of 551106101101 is 101101601155.

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

It can be written as a sum of positive squares in 2 ways, for example, as 294386545476 + 256719555625 = 542574^2 + 506675^2 .

It is a cyclic number.

It is not a de Polignac number, because 551106101101 - 2⁷ = 551106100973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551106101701) 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, 226418710 + ... + 226421143.

It is an arithmetic number, because the mean of its divisors is an integer number (137889735543).

Almost surely, 2^551106101101 is an apocalyptic number.

It is an amenable number.

551106101101 is a deficient number, since it is larger than the sum of its proper divisors (452841071).

551106101101 is a wasteful number, since it uses less digits than its factorization.

551106101101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452841070.

The product of its (nonzero) digits is 150, while the sum is 22.

Adding to 551106101101 its reverse (101101601155), we get a palindrome (652207702256).

The spelling of 551106101101 in words is "five hundred fifty-one billion, one hundred six million, one hundred one thousand, one hundred one".