200002023197 has 4 divisors (see below), whose sum is σ = 208697763360. Its totient is φ = 191306283036.

The previous prime is 200002023139. The next prime is 200002023227. The reversal of 200002023197 is 791320200002.

200002023197 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 200002023197 - 2³⁴ = 182822154013 is a prime.

It is a super-2 number, since 2×200002023197² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200002053197) 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, 4347870047 + ... + 4347870092.

It is an arithmetic number, because the mean of its divisors is an integer number (52174440840).

Almost surely, 2^200002023197 is an apocalyptic number.

It is an amenable number.

200002023197 is a deficient number, since it is larger than the sum of its proper divisors (8695740163).

200002023197 is an equidigital number, since it uses as much as digits as its factorization.

200002023197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8695740162.

The product of its (nonzero) digits is 1512, while the sum is 26.

Adding to 200002023197 its reverse (791320200002), we get a palindrome (991322223199).

The spelling of 200002023197 in words is "two hundred billion, two million, twenty-three thousand, one hundred ninety-seven".