55021104311 has 16 divisors (see below), whose sum is σ = 57129883200. Its totient is φ = 52926720000.

The previous prime is 55021104289. The next prime is 55021104317. The reversal of 55021104311 is 11340112055.

It is a cyclic number.

It is not a de Polignac number, because 55021104311 - 2¹⁰ = 55021103287 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 (55021104317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16666361 + ... + 16669661.

It is an arithmetic number, because the mean of its divisors is an integer number (3570617700).

Almost surely, 2^55021104311 is an apocalyptic number.

55021104311 is a deficient number, since it is larger than the sum of its proper divisors (2108778889).

55021104311 is a wasteful number, since it uses less digits than its factorization.

55021104311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5290.

The product of its (nonzero) digits is 600, while the sum is 23.

Adding to 55021104311 its reverse (11340112055), we get a palindrome (66361216366).

The spelling of 55021104311 in words is "fifty-five billion, twenty-one million, one hundred four thousand, three hundred eleven".