1111161111104 has 112 divisors (see below), whose sum is σ = 2413053904896. Its totient is φ = 503471116800.

The previous prime is 1111161111101. The next prime is 1111161111149. The reversal of 1111161111104 is 4011111611111.

It is not an unprimeable number, because it can be changed into a prime (1111161111101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 538613177 + ... + 538615239.

Almost surely, 2^{1111161111104} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1111161111104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1206526952448).

1111161111104 is an abundant number, since it is smaller than the sum of its proper divisors (1301892793792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1111161111104 is a wasteful number, since it uses less digits than its factorization.

1111161111104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4144 (or 4134 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 20.

Adding to 1111161111104 its reverse (4011111611111), we get a palindrome (5122272722215).

The spelling of 1111161111104 in words is "one trillion, one hundred eleven billion, one hundred sixty-one million, one hundred eleven thousand, one hundred four".