20002122101222 has 8 divisors (see below), whose sum is σ = 31037775674400. Its totient is φ = 9656196876424.

The previous prime is 20002122101209. The next prime is 20002122101233. The reversal of 20002122101222 is 22210122120002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 20002122101222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172432087022 + ... + 172432087137.

It is an arithmetic number, because the mean of its divisors is an integer number (3879721959300).

Almost surely, 2^{20002122101222} is an apocalyptic number.

20002122101222 is a deficient number, since it is larger than the sum of its proper divisors (11035653573178).

20002122101222 is a wasteful number, since it uses less digits than its factorization.

20002122101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344864174190.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20002122101222 its reverse (22210122120002), we get a palindrome (42212244221224).

The spelling of 20002122101222 in words is "twenty trillion, two billion, one hundred twenty-two million, one hundred one thousand, two hundred twenty-two".