1111222002 has 16 divisors (see below), whose sum is σ = 2424484512. Its totient is φ = 336733920.

The previous prime is 1111221961. The next prime is 1111222003. The reversal of 1111222002 is 2002221111.

It is not an unprimeable number, because it can be changed into a prime (1111222003) by changing a digit.

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, 8418283 + ... + 8418414.

It is an arithmetic number, because the mean of its divisors is an integer number (151530282).

Almost surely, 2^1111222002 is an apocalyptic number.

1111222002 is an abundant number, since it is smaller than the sum of its proper divisors (1313262510).

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

1111222002 is a wasteful number, since it uses less digits than its factorization.

1111222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16836713.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1111222002 is about 33334.9966551671. The cubic root of 1111222002 is about 1035.7786238825.

Adding to 1111222002 its reverse (2002221111), we get a palindrome (3113443113).

The spelling of 1111222002 in words is "one billion, one hundred eleven million, two hundred twenty-two thousand, two".