11001211121002 has 8 divisors (see below), whose sum is σ = 16513173751716. Its totient is φ = 5496819870432.

The previous prime is 11001211120993. The next prime is 11001211121051. The reversal of 11001211121002 is 20012111210011.

It is a happy number.

11001211121002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 8845978659961 + 2155232461041 = 2974219^2 + 1468071^2 .

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

It is a super-2 number, since 2×11001211121002² (a number of 27 digits) contains 22 as substring.

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, 1892841403 + ... + 1892847214.

Almost surely, 2^{11001211121002} is an apocalyptic number.

11001211121002 is a deficient number, since it is larger than the sum of its proper divisors (5511962630714).

11001211121002 is a wasteful number, since it uses less digits than its factorization.

11001211121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3785690072.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11001211121002 its reverse (20012111210011), we get a palindrome (31013322331013).

The spelling of 11001211121002 in words is "eleven trillion, one billion, two hundred eleven million, one hundred twenty-one thousand, two".