200122123213 has 4 divisors (see below), whose sum is σ = 210654866560. Its totient is φ = 189589379868.

The previous prime is 200122123199. The next prime is 200122123273. The reversal of 200122123213 is 312321221002.

200122123213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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.

It is a cyclic number.

It is not a de Polignac number, because 200122123213 - 2⁹ = 200122122701 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 10532743327 = 200122123213 / (2 + 0 + 0 + 1 + 2 + 2 + 1 + 2 + 3 + 2 + 1 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200122123273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5266371645 + ... + 5266371682.

It is an arithmetic number, because the mean of its divisors is an integer number (52663716640).

Almost surely, 2^200122123213 is an apocalyptic number.

It is an amenable number.

200122123213 is a deficient number, since it is larger than the sum of its proper divisors (10532743347).

200122123213 is a wasteful number, since it uses less digits than its factorization.

200122123213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10532743346.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 200122123213 its reverse (312321221002), we get a palindrome (512443344215).

The spelling of 200122123213 in words is "two hundred billion, one hundred twenty-two million, one hundred twenty-three thousand, two hundred thirteen".