200107122305 has 4 divisors (see below), whose sum is σ = 240128546772. Its totient is φ = 160085697840.

The previous prime is 200107122253. The next prime is 200107122317. The reversal of 200107122305 is 503221701002.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 136296825856 + 63810296449 = 369184^2 + 252607^2 .

It is not a de Polignac number, because 200107122305 - 2¹⁰ = 200107121281 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20010712226 + ... + 20010712235.

It is an arithmetic number, because the mean of its divisors is an integer number (60032136693).

Almost surely, 2^200107122305 is an apocalyptic number.

It is an amenable number.

200107122305 is a deficient number, since it is larger than the sum of its proper divisors (40021424467).

200107122305 is an equidigital number, since it uses as much as digits as its factorization.

200107122305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40021424466.

The product of its (nonzero) digits is 840, while the sum is 23.

Adding to 200107122305 its reverse (503221701002), we get a palindrome (703328823307).

The spelling of 200107122305 in words is "two hundred billion, one hundred seven million, one hundred twenty-two thousand, three hundred five".