1120210122221 has 16 divisors (see below), whose sum is σ = 1181014866240. Its totient is φ = 1061017816320.

The previous prime is 1120210122197. The next prime is 1120210122257. The reversal of 1120210122221 is 1222210120211.

It is a cyclic number.

It is not a de Polignac number, because 1120210122221 - 2²⁶ = 1120143013357 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1120210122221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120210122281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 727871 + ... + 1664396.

It is an arithmetic number, because the mean of its divisors is an integer number (73813429140).

Almost surely, 2^{1120210122221} is an apocalyptic number.

It is an amenable number.

1120210122221 is a deficient number, since it is larger than the sum of its proper divisors (60804744019).

1120210122221 is a wasteful number, since it uses less digits than its factorization.

1120210122221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2392604.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1120210122221 its reverse (1222210120211), we get a palindrome (2342420242432).

The spelling of 1120210122221 in words is "one trillion, one hundred twenty billion, two hundred ten million, one hundred twenty-two thousand, two hundred twenty-one".