200110122122 has 4 divisors (see below), whose sum is σ = 300165183186. Its totient is φ = 100055061060.

The previous prime is 200110122089. The next prime is 200110122127. The reversal of 200110122122 is 221221011002.

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

It can be written as a sum of positive squares in only one way, i.e., 179783632081 + 20326490041 = 424009^2 + 142571^2 .

It is a junction number, because it is equal to n+sod(n) for n = 200110122097 and 200110122106.

It is not an unprimeable number, because it can be changed into a prime (200110122127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50027530529 + ... + 50027530532.

Almost surely, 2^200110122122 is an apocalyptic number.

200110122122 is a deficient number, since it is larger than the sum of its proper divisors (100055061064).

200110122122 is a wasteful number, since it uses less digits than its factorization.

200110122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100055061063.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 200110122122 its reverse (221221011002), we get a palindrome (421331133124).

The spelling of 200110122122 in words is "two hundred billion, one hundred ten million, one hundred twenty-two thousand, one hundred twenty-two".