220201002200122 has 4 divisors (see below), whose sum is σ = 330301503300186. Its totient is φ = 110100501100060.

The previous prime is 220201002200099. The next prime is 220201002200203. The reversal of 220201002200122 is 221002200102022.

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., 121085617139881 + 99115385060241 = 11003891^2 + 9955671^2 .

It is a junction number, because it is equal to n+sod(n) for n = 220201002200096 and 220201002200105.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55050250550029 + ... + 55050250550032.

Almost surely, 2^{220201002200122} is an apocalyptic number.

220201002200122 is a deficient number, since it is larger than the sum of its proper divisors (110100501100064).

220201002200122 is a wasteful number, since it uses less digits than its factorization.

220201002200122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110100501100063.

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

Adding to 220201002200122 its reverse (221002200102022), we get a palindrome (441203202302144).

The spelling of 220201002200122 in words is "two hundred twenty trillion, two hundred one billion, two million, two hundred thousand, one hundred twenty-two".