121222222200122 has 8 divisors (see below), whose sum is σ = 182747068644000. Its totient is φ = 60306532652124.

The previous prime is 121222222200091. The next prime is 121222222200127. The reversal of 121222222200122 is 221002222222121.

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

It is not an unprimeable number, because it can be changed into a prime (121222222200127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152289223472 + ... + 152289224267.

It is an arithmetic number, because the mean of its divisors is an integer number (22843383580500).

Almost surely, 2^{121222222200122} is an apocalyptic number.

121222222200122 is a deficient number, since it is larger than the sum of its proper divisors (61524846443878).

121222222200122 is a wasteful number, since it uses less digits than its factorization.

121222222200122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304578447940.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 121222222200122 its reverse (221002222222121), we get a palindrome (342224444422243).

The spelling of 121222222200122 in words is "one hundred twenty-one trillion, two hundred twenty-two billion, two hundred twenty-two million, two hundred thousand, one hundred twenty-two".