55220110334 has 4 divisors (see below), whose sum is σ = 82830165504. Its totient is φ = 27610055166.

The previous prime is 55220110333. The next prime is 55220110357. The reversal of 55220110334 is 43301102255.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55220110333) 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 as a sum of consecutive naturals, namely, 13805027582 + ... + 13805027585.

It is an arithmetic number, because the mean of its divisors is an integer number (20707541376).

Almost surely, 2^55220110334 is an apocalyptic number.

55220110334 is a deficient number, since it is larger than the sum of its proper divisors (27610055170).

55220110334 is a wasteful number, since it uses less digits than its factorization.

55220110334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27610055169.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 55220110334 its reverse (43301102255), we get a palindrome (98521212589).

The spelling of 55220110334 in words is "fifty-five billion, two hundred twenty million, one hundred ten thousand, three hundred thirty-four".