1122202002121 has 8 divisors (see below), whose sum is σ = 1153378512000. Its totient is φ = 1091329653648.

The previous prime is 1122202002101. The next prime is 1122202002133. The reversal of 1122202002121 is 1212002022211.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1122202002121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1122202002095 and 1122202002104.

It is not an unprimeable number, because it can be changed into a prime (1122202002101) 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, 76032871 + ... + 76047628.

It is an arithmetic number, because the mean of its divisors is an integer number (144172314000).

Almost surely, 2^{1122202002121} is an apocalyptic number.

It is an amenable number.

1122202002121 is a deficient number, since it is larger than the sum of its proper divisors (31176509879).

1122202002121 is a wasteful number, since it uses less digits than its factorization.

1122202002121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152080703.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1122202002121 its reverse (1212002022211), we get a palindrome (2334204024332).

The spelling of 1122202002121 in words is "one trillion, one hundred twenty-two billion, two hundred two million, two thousand, one hundred twenty-one".