1111222202002 has 24 divisors (see below), whose sum is σ = 1833863064768. Its totient is φ = 504625718520.

The previous prime is 1111222201987. The next prime is 1111222202003. The reversal of 1111222202002 is 2002022221111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1111222202003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1902598 + ... + 2417089.

It is an arithmetic number, because the mean of its divisors is an integer number (76410961032).

Almost surely, 2^{1111222202002} is an apocalyptic number.

1111222202002 is a deficient number, since it is larger than the sum of its proper divisors (722640862766).

1111222202002 is a wasteful number, since it uses less digits than its factorization.

1111222202002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4320774 (or 4320763 counting only the distinct ones).

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

Adding to 1111222202002 its reverse (2002022221111), we get a palindrome (3113244423113).

The spelling of 1111222202002 in words is "one trillion, one hundred eleven billion, two hundred twenty-two million, two hundred two thousand, two".