201222121212122 has 8 divisors (see below), whose sum is σ = 302361786341472. Its totient is φ = 100434859098300.

The previous prime is 201222121212113. The next prime is 201222121212197. The reversal of 201222121212122 is 221212121222102.

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

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, 88100752454 + ... + 88100754737.

It is an arithmetic number, because the mean of its divisors is an integer number (37795223292684).

Almost surely, 2^{201222121212122} is an apocalyptic number.

201222121212122 is a deficient number, since it is larger than the sum of its proper divisors (101139665129350).

201222121212122 is a wasteful number, since it uses less digits than its factorization.

201222121212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176201507764.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 201222121212122 its reverse (221212121222102), we get a palindrome (422434242434224).

The spelling of 201222121212122 in words is "two hundred one trillion, two hundred twenty-two billion, one hundred twenty-one million, two hundred twelve thousand, one hundred twenty-two".