11111201102 has 16 divisors (see below), whose sum is σ = 18109939200. Its totient is φ = 5093419320.

The previous prime is 11111201093. The next prime is 11111201113. The reversal of 11111201102 is 20110211111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4714952 + ... + 4717307.

It is an arithmetic number, because the mean of its divisors is an integer number (1131871200).

Almost surely, 2^11111201102 is an apocalyptic number.

11111201102 is a deficient number, since it is larger than the sum of its proper divisors (6998738098).

11111201102 is a wasteful number, since it uses less digits than its factorization.

11111201102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9432311.

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

Adding to 11111201102 its reverse (20110211111), we get a palindrome (31221412213).

It can be divided in two parts, 11111 and 201102, that multiplied together give a palindrome (2234444322).

The spelling of 11111201102 in words is "eleven billion, one hundred eleven million, two hundred one thousand, one hundred two".