50551120201 has 4 divisors (see below), whose sum is σ = 50551605504. Its totient is φ = 50550634900.

The previous prime is 50551120181. The next prime is 50551120231. The reversal of 50551120201 is 10202115505.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 50551120201 - 2¹¹ = 50551118153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50551120231) 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, 15565 + ... + 318346.

It is an arithmetic number, because the mean of its divisors is an integer number (12637901376).

Almost surely, 2^50551120201 is an apocalyptic number.

It is an amenable number.

50551120201 is a deficient number, since it is larger than the sum of its proper divisors (485303).

50551120201 is a wasteful number, since it uses less digits than its factorization.

50551120201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485302.

The product of its (nonzero) digits is 500, while the sum is 22.

Adding to 50551120201 its reverse (10202115505), we get a palindrome (60753235706).

The spelling of 50551120201 in words is "fifty billion, five hundred fifty-one million, one hundred twenty thousand, two hundred one".