11101220111002 has 32 divisors (see below), whose sum is σ = 20641580023680. Its totient is φ = 4368588357120.

The previous prime is 11101220110999. The next prime is 11101220111021. The reversal of 11101220111002 is 20011102210111.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 568816852 + ... + 568836367.

It is an arithmetic number, because the mean of its divisors is an integer number (645049375740).

Almost surely, 2^{11101220111002} is an apocalyptic number.

11101220111002 is a deficient number, since it is larger than the sum of its proper divisors (9540359912678).

11101220111002 is a wasteful number, since it uses less digits than its factorization.

11101220111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137653286.

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

Adding to 11101220111002 its reverse (20011102210111), we get a palindrome (31112322321113).

The spelling of 11101220111002 in words is "eleven trillion, one hundred one billion, two hundred twenty million, one hundred eleven thousand, two".