20201330122 has 4 divisors (see below), whose sum is σ = 30301995186. Its totient is φ = 10100665060.

The previous prime is 20201330117. The next prime is 20201330159. The reversal of 20201330122 is 22103310202.

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., 11138480521 + 9062849601 = 105539^2 + 95199^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20201330096 and 20201330105.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050332529 + ... + 5050332532.

Almost surely, 2^20201330122 is an apocalyptic number.

20201330122 is a deficient number, since it is larger than the sum of its proper divisors (10100665064).

20201330122 is a wasteful number, since it uses less digits than its factorization.

20201330122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10100665063.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 20201330122 its reverse (22103310202), we get a palindrome (42304640324).

The spelling of 20201330122 in words is "twenty billion, two hundred one million, three hundred thirty thousand, one hundred twenty-two".