11221121222002 has 8 divisors (see below), whose sum is σ = 16831700290800. Its totient is φ = 5610554458404.

The previous prime is 11221121221993. The next prime is 11221121222009. The reversal of 11221121222002 is 20022212112211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11221121222002² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11221121222009) 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 in 3 ways as a sum of consecutive naturals, for example, 292852 + ... + 4746367.

It is an arithmetic number, because the mean of its divisors is an integer number (2103962536350).

Almost surely, 2^{11221121222002} is an apocalyptic number.

11221121222002 is a deficient number, since it is larger than the sum of its proper divisors (5610579068798).

11221121222002 is a wasteful number, since it uses less digits than its factorization.

11221121222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6152600.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11221121222002 its reverse (20022212112211), we get a palindrome (31243333334213).

The spelling of 11221121222002 in words is "eleven trillion, two hundred twenty-one billion, one hundred twenty-one million, two hundred twenty-two thousand, two".