1111002211122 has 16 divisors (see below), whose sum is σ = 2258430724992. Its totient is φ = 364263019920.

The previous prime is 1111002211043. The next prime is 1111002211133. The reversal of 1111002211122 is 2211122001111.

It is a happy number.

It is a zygodrome in base 10.

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 7 ways as a sum of consecutive naturals, for example, 1517762218 + ... + 1517762949.

It is an arithmetic number, because the mean of its divisors is an integer number (141151920312).

Almost surely, 2^{1111002211122} is an apocalyptic number.

1111002211122 is an abundant number, since it is smaller than the sum of its proper divisors (1147428513870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1111002211122 is a wasteful number, since it uses less digits than its factorization.

1111002211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3035525233.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1111002211122 its reverse (2211122001111), we get a palindrome (3322124212233).

The spelling of 1111002211122 in words is "one trillion, one hundred eleven billion, two million, two hundred eleven thousand, one hundred twenty-two".