551101061011 has 8 divisors (see below), whose sum is σ = 572696496000. Its totient is φ = 529744249920.

The previous prime is 551101061009. The next prime is 551101061081. The reversal of 551101061011 is 110160101155.

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 551101061011 - 2¹ = 551101061009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (551101061081) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 59651266 + ... + 59660503.

It is an arithmetic number, because the mean of its divisors is an integer number (71587062000).

Almost surely, 2^551101061011 is an apocalyptic number.

551101061011 is a deficient number, since it is larger than the sum of its proper divisors (21595434989).

551101061011 is a wasteful number, since it uses less digits than its factorization.

551101061011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119311949.

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

Adding to 551101061011 its reverse (110160101155), we get a palindrome (661261162166).

The spelling of 551101061011 in words is "five hundred fifty-one billion, one hundred one million, sixty-one thousand, eleven".