200220010022122 has 4 divisors (see below), whose sum is σ = 300330015033186. Its totient is φ = 100110005011060.

The previous prime is 200220010022089. The next prime is 200220010022167. The reversal of 200220010022122 is 221220010022002.

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., 173932865866321 + 26287144155801 = 13188361^2 + 5127099^2 .

It is a junction number, because it is equal to n+sod(n) for n = 200220010022096 and 200220010022105.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50055002505529 + ... + 50055002505532.

Almost surely, 2^{200220010022122} is an apocalyptic number.

200220010022122 is a deficient number, since it is larger than the sum of its proper divisors (100110005011064).

200220010022122 is a wasteful number, since it uses less digits than its factorization.

200220010022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100110005011063.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 200220010022122 its reverse (221220010022002), we get a palindrome (421440020044124).

The spelling of 200220010022122 in words is "two hundred trillion, two hundred twenty billion, ten million, twenty-two thousand, one hundred twenty-two".