11002121222002 has 8 divisors (see below), whose sum is σ = 16503221912796. Its totient is φ = 5501047251072.

The previous prime is 11002121221991. The next prime is 11002121222017. The reversal of 11002121222002 is 20022212120011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9828406830841 + 1173714391161 = 3135029^2 + 1083381^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5616723 + ... + 7317910.

Almost surely, 2^{11002121222002} is an apocalyptic number.

11002121222002 is a deficient number, since it is larger than the sum of its proper divisors (5501100690794).

11002121222002 is a wasteful number, since it uses less digits than its factorization.

11002121222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13359932.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11002121222002 its reverse (20022212120011), we get a palindrome (31024333342013).

The spelling of 11002121222002 in words is "eleven trillion, two billion, one hundred twenty-one million, two hundred twenty-two thousand, two".