55034220011 has 4 divisors (see below), whose sum is σ = 55046134224. Its totient is φ = 55022305800.

The previous prime is 55034219963. The next prime is 55034220013. The reversal of 55034220011 is 11002243055.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55034220011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55034220013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5950175 + ... + 5959416.

It is an arithmetic number, because the mean of its divisors is an integer number (13761533556).

Almost surely, 2^55034220011 is an apocalyptic number.

55034220011 is a deficient number, since it is larger than the sum of its proper divisors (11914213).

55034220011 is a wasteful number, since it uses less digits than its factorization.

55034220011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11914212.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 55034220011 its reverse (11002243055), we get a palindrome (66036463066).

The spelling of 55034220011 in words is "fifty-five billion, thirty-four million, two hundred twenty thousand, eleven".