1121002300221 has 8 divisors (see below), whose sum is σ = 1494676560384. Its totient is φ = 747331453440.

The previous prime is 1121002300211. The next prime is 1121002300267. The reversal of 1121002300221 is 1220032001211.

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

It is not a de Polignac number, because 1121002300221 - 2⁹ = 1121002299709 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1121002300221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121002300211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49380 + ... + 1498146.

It is an arithmetic number, because the mean of its divisors is an integer number (186834570048).

Almost surely, 2^{1121002300221} is an apocalyptic number.

It is an amenable number.

1121002300221 is a deficient number, since it is larger than the sum of its proper divisors (373674260163).

1121002300221 is a wasteful number, since it uses less digits than its factorization.

1121002300221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1706691.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1121002300221 its reverse (1220032001211), we get a palindrome (2341034301432).

The spelling of 1121002300221 in words is "one trillion, one hundred twenty-one billion, two million, three hundred thousand, two hundred twenty-one".