1111231302144 has 80 divisors (see below), whose sum is σ = 2960992412928. Its totient is φ = 370335014912.

The previous prime is 1111231302067. The next prime is 1111231302151. The reversal of 1111231302144 is 4412031321111.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 7742524 + ... + 7884740.

Almost surely, 2^{1111231302144} is an apocalyptic number.

It is an amenable number.

1111231302144 is an abundant number, since it is smaller than the sum of its proper divisors (1849761110784).

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

1111231302144 is an equidigital number, since it uses as much as digits as its factorization.

1111231302144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147325 (or 147309 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 1111231302144 its reverse (4412031321111), we get a palindrome (5523262623255).

The spelling of 1111231302144 in words is "one trillion, one hundred eleven billion, two hundred thirty-one million, three hundred two thousand, one hundred forty-four".