20122000201222 has 4 divisors (see below), whose sum is σ = 30183000301836. Its totient is φ = 10061000100610.

The previous prime is 20122000201207. The next prime is 20122000201231. The reversal of 20122000201222 is 22210200022102.

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

It is a junction number, because it is equal to n+sod(n) for n = 20122000201196 and 20122000201205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5030500050304 + ... + 5030500050307.

It is an arithmetic number, because the mean of its divisors is an integer number (7545750075459).

Almost surely, 2^{20122000201222} is an apocalyptic number.

20122000201222 is a deficient number, since it is larger than the sum of its proper divisors (10061000100614).

20122000201222 is a wasteful number, since it uses less digits than its factorization.

20122000201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10061000100613.

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

Adding to 20122000201222 its reverse (22210200022102), we get a palindrome (42332200223324).

The spelling of 20122000201222 in words is "twenty trillion, one hundred twenty-two billion, two hundred one thousand, two hundred twenty-two".