200550341123 has 4 divisors (see below), whose sum is σ = 218782190328. Its totient is φ = 182318491920.

The previous prime is 200550341107. The next prime is 200550341129. The reversal of 200550341123 is 321143055002.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 200550341123 - 2⁴ = 200550341107 is a prime.

It is a super-2 number, since 2×200550341123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200550341092 and 200550341101.

It is not an unprimeable number, because it can be changed into a prime (200550341129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9115924586 + ... + 9115924607.

It is an arithmetic number, because the mean of its divisors is an integer number (54695547582).

Almost surely, 2^200550341123 is an apocalyptic number.

200550341123 is a deficient number, since it is larger than the sum of its proper divisors (18231849205).

200550341123 is a wasteful number, since it uses less digits than its factorization.

200550341123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18231849204.

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

Adding to 200550341123 its reverse (321143055002), we get a palindrome (521693396125).

The spelling of 200550341123 in words is "two hundred billion, five hundred fifty million, three hundred forty-one thousand, one hundred twenty-three".