200550720117 has 32 divisors (see below), whose sum is σ = 301811028480. Its totient is φ = 117338352320.

The previous prime is 200550720079. The next prime is 200550720119. The reversal of 200550720117 is 711027055002.

It is not a de Polignac number, because 200550720117 - 2⁷ = 200550719989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200550720119) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12474118 + ... + 12490184.

It is an arithmetic number, because the mean of its divisors is an integer number (9431594640).

Almost surely, 2^200550720117 is an apocalyptic number.

It is an amenable number.

200550720117 is a deficient number, since it is larger than the sum of its proper divisors (101260308363).

200550720117 is a wasteful number, since it uses less digits than its factorization.

200550720117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29153.

The product of its (nonzero) digits is 4900, while the sum is 30.

Adding to 200550720117 its reverse (711027055002), we get a palindrome (911577775119).

The spelling of 200550720117 in words is "two hundred billion, five hundred fifty million, seven hundred twenty thousand, one hundred seventeen".