11222121002 has 8 divisors (see below), whose sum is σ = 16871527200. Its totient is φ = 5598278604.

The previous prime is 11222120989. The next prime is 11222121023. The reversal of 11222121002 is 20012122211.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6389852 + ... + 6391607.

It is an arithmetic number, because the mean of its divisors is an integer number (2108940900).

Almost surely, 2^11222121002 is an apocalyptic number.

11222121002 is a deficient number, since it is larger than the sum of its proper divisors (5649406198).

11222121002 is a wasteful number, since it uses less digits than its factorization.

11222121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12781900.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11222121002 its reverse (20012122211), we get a palindrome (31234243213).

The spelling of 11222121002 in words is "eleven billion, two hundred twenty-two million, one hundred twenty-one thousand, two".