1000121202222 has 8 divisors (see below), whose sum is σ = 2000242404456. Its totient is φ = 333373734072.

The previous prime is 1000121202181. The next prime is 1000121202233. The reversal of 1000121202222 is 2222021210001.

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

1000121202222 is an admirable number.

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, 83343433513 + ... + 83343433524.

It is an arithmetic number, because the mean of its divisors is an integer number (250030300557).

Almost surely, 2^{1000121202222} is an apocalyptic number.

1000121202222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1000121202222 is a wasteful number, since it uses less digits than its factorization.

1000121202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166686867042.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1000121202222 its reverse (2222021210001), we get a palindrome (3222142412223).

The spelling of 1000121202222 in words is "one trillion, one hundred twenty-one million, two hundred two thousand, two hundred twenty-two".