20320200122 has 4 divisors (see below), whose sum is σ = 30480300186. Its totient is φ = 10160100060.

The previous prime is 20320200107. The next prime is 20320200157. The reversal of 20320200122 is 22100202302.

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., 15946890961 + 4373309161 = 126281^2 + 66131^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20320200097 and 20320200106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5080050029 + ... + 5080050032.

Almost surely, 2^20320200122 is an apocalyptic number.

20320200122 is a deficient number, since it is larger than the sum of its proper divisors (10160100064).

20320200122 is a wasteful number, since it uses less digits than its factorization.

20320200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10160100063.

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 20320200122 its reverse (22100202302), we get a palindrome (42420402424).

The spelling of 20320200122 in words is "twenty billion, three hundred twenty million, two hundred thousand, one hundred twenty-two".