1111012221202 has 64 divisors (see below), whose sum is σ = 1849920307200. Its totient is φ = 497312524800.

The previous prime is 1111012221181. The next prime is 1111012221223. The reversal of 1111012221202 is 2021222101111.

It is an interprime number because it is at equal distance from previous prime (1111012221181) and next prime (1111012221223).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 26325574 + ... + 26367742.

It is an arithmetic number, because the mean of its divisors is an integer number (28905004800).

Almost surely, 2^{1111012221202} is an apocalyptic number.

1111012221202 is a deficient number, since it is larger than the sum of its proper divisors (738908085998).

1111012221202 is a wasteful number, since it uses less digits than its factorization.

1111012221202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42491.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1111012221202 its reverse (2021222101111), we get a palindrome (3132234322313).

The spelling of 1111012221202 in words is "one trillion, one hundred eleven billion, twelve million, two hundred twenty-one thousand, two hundred two".