551023202223 has 80 divisors (see below), whose sum is σ = 911013143040. Its totient is φ = 329707874304.

The previous prime is 551023202201. The next prime is 551023202239. The reversal of 551023202223 is 322202320155.

551023202223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 551023202223 - 2¹⁰ = 551023201199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551023202243) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 73593586 + ... + 73601072.

It is an arithmetic number, because the mean of its divisors is an integer number (11387664288).

Almost surely, 2^551023202223 is an apocalyptic number.

551023202223 is a deficient number, since it is larger than the sum of its proper divisors (359989940817).

551023202223 is a wasteful number, since it uses less digits than its factorization.

551023202223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9438 (or 9429 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 551023202223 its reverse (322202320155), we get a palindrome (873225522378).

The spelling of 551023202223 in words is "five hundred fifty-one billion, twenty-three million, two hundred two thousand, two hundred twenty-three".