1111188888801 has 24 divisors (see below), whose sum is σ = 1650202070400. Its totient is φ = 720165026976.

The previous prime is 1111188888791. The next prime is 1111188888827. The reversal of 1111188888801 is 1088888811111.

It is not a de Polignac number, because 1111188888801 - 2⁷ = 1111188888673 is a prime.

It is a super-2 number, since 2×1111188888801² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1111188880801) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8752155 + ... + 8878208.

It is an arithmetic number, because the mean of its divisors is an integer number (68758419600).

Almost surely, 2^{1111188888801} is an apocalyptic number.

It is an amenable number.

1111188888801 is a deficient number, since it is larger than the sum of its proper divisors (539013181599).

1111188888801 is a wasteful number, since it uses less digits than its factorization.

1111188888801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17630565 (or 17630562 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 54.

The spelling of 1111188888801 in words is "one trillion, one hundred eleven billion, one hundred eighty-eight million, eight hundred eighty-eight thousand, eight hundred one".