550222131 has 8 divisors (see below), whose sum is σ = 757295104. Its totient is φ = 354981960.

The previous prime is 550222117. The next prime is 550222147. The reversal of 550222131 is 131222055.

550222131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 550222131 - 2⁶ = 550222067 is a prime.

It is a super-2 number, since 2×550222131² = 605488786884362322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 550222098 and 550222107.

It is not an unprimeable number, because it can be changed into a prime (550222151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2958091 + ... + 2958276.

It is an arithmetic number, because the mean of its divisors is an integer number (94661888).

Almost surely, 2^550222131 is an apocalyptic number.

550222131 is a deficient number, since it is larger than the sum of its proper divisors (207072973).

550222131 is a wasteful number, since it uses less digits than its factorization.

550222131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5916401.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 550222131 is about 23456.8141698740. The cubic root of 550222131 is about 819.4315567566.

Adding to 550222131 its reverse (131222055), we get a palindrome (681444186).

The spelling of 550222131 in words is "five hundred fifty million, two hundred twenty-two thousand, one hundred thirty-one".