1121201002222 has 32 divisors (see below), whose sum is σ = 1941240176064. Its totient is φ = 475720128000.

The previous prime is 1121201002217. The next prime is 1121201002237. The reversal of 1121201002222 is 2222001021211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1121201002196 and 1121201002205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25788022 + ... + 25831462.

It is an arithmetic number, because the mean of its divisors is an integer number (60663755502).

Almost surely, 2^{1121201002222} is an apocalyptic number.

1121201002222 is a deficient number, since it is larger than the sum of its proper divisors (820039173842).

1121201002222 is a wasteful number, since it uses less digits than its factorization.

1121201002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61804.

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

Adding to 1121201002222 its reverse (2222001021211), we get a palindrome (3343202023433).

The spelling of 1121201002222 in words is "one trillion, one hundred twenty-one billion, two hundred one million, two thousand, two hundred twenty-two".