11112210222002 has 4 divisors (see below), whose sum is σ = 16668315333006. Its totient is φ = 5556105111000.

The previous prime is 11112210221993. The next prime is 11112210222007. The reversal of 11112210222002 is 20022201221111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10515888038041 + 596322183961 = 3242821^2 + 772219^2 .

It is not an unprimeable number, because it can be changed into a prime (11112210222007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2778052555499 + ... + 2778052555502.

Almost surely, 2^{11112210222002} is an apocalyptic number.

11112210222002 is a deficient number, since it is larger than the sum of its proper divisors (5556105111004).

11112210222002 is an equidigital number, since it uses as much as digits as its factorization.

11112210222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5556105111003.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11112210222002 its reverse (20022201221111), we get a palindrome (31134411443113).

The spelling of 11112210222002 in words is "eleven trillion, one hundred twelve billion, two hundred ten million, two hundred twenty-two thousand, two".