1111221102002 has 32 divisors (see below), whose sum is σ = 1914175368000. Its totient is φ = 478488686400.

The previous prime is 1111221101999. The next prime is 1111221102023. The reversal of 1111221102002 is 2002011221111.

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, 8272052 + ... + 8405312.

It is an arithmetic number, because the mean of its divisors is an integer number (59817980250).

Almost surely, 2^{1111221102002} is an apocalyptic number.

1111221102002 is a deficient number, since it is larger than the sum of its proper divisors (802954265998).

1111221102002 is a wasteful number, since it uses less digits than its factorization.

1111221102002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153242.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1111221102002 its reverse (2002011221111), we get a palindrome (3113232323113).

The spelling of 1111221102002 in words is "one trillion, one hundred eleven billion, two hundred twenty-one million, one hundred two thousand, two".