550220201031 has 16 divisors (see below), whose sum is σ = 786809427840. Its totient is φ = 340950748320.

The previous prime is 550220200973. The next prime is 550220201093. The reversal of 550220201031 is 130102022055.

550220201031 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 550220201031 - 2²⁷ = 550085983303 is a prime.

It is a super-2 number, since 2×550220201031² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 550220200989 and 550220201007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550220201131) 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, 91062885 + ... + 91068926.

It is an arithmetic number, because the mean of its divisors is an integer number (49175589240).

Almost surely, 2^550220201031 is an apocalyptic number.

550220201031 is a deficient number, since it is larger than the sum of its proper divisors (236589226809).

550220201031 is a wasteful number, since it uses less digits than its factorization.

550220201031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182131886.

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

Adding to 550220201031 its reverse (130102022055), we get a palindrome (680322223086).

The spelling of 550220201031 in words is "five hundred fifty billion, two hundred twenty million, two hundred one thousand, thirty-one".