11100120111002 has 16 divisors (see below), whose sum is σ = 17939449366440. Its totient is φ = 5120707756032.

The previous prime is 11100120110971. The next prime is 11100120111011. The reversal of 11100120111002 is 20011102100111.

It can be written as a sum of positive squares in 4 ways, for example, as 3767554758361 + 7332565352641 = 1941019^2 + 2707871^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 100969127 + ... + 101079002.

Almost surely, 2^{11100120111002} is an apocalyptic number.

11100120111002 is a deficient number, since it is larger than the sum of its proper divisors (6839329255438).

11100120111002 is a wasteful number, since it uses less digits than its factorization.

11100120111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202050257.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11100120111002 its reverse (20011102100111), we get a palindrome (31111222211113).

The spelling of 11100120111002 in words is "eleven trillion, one hundred billion, one hundred twenty million, one hundred eleven thousand, two".