1111142344320 has 192 divisors, whose sum is σ = 3979021868640. Its totient is φ = 296304583680.

The previous prime is 1111142344313. The next prime is 1111142344343. The reversal of 1111142344320 is 234432411111.

It is a happy number.

1111142344320 is a `hidden beast` number, since 111 + 114 + 2 + 3 + 4 + 432 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3416826 + ... + 3727865.

Almost surely, 2^{1111142344320} is an apocalyptic number.

1111142344320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1111142344320 is an abundant number, since it is smaller than the sum of its proper divisors (2867879524320).

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

1111142344320 is an frugal number, since it uses more digits than its factorization.

1111142344320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7144725 (or 7144701 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 1111142344320 its reverse (234432411111), we get a palindrome (1345574755431).

The spelling of 1111142344320 in words is "one trillion, one hundred eleven billion, one hundred forty-two million, three hundred forty-four thousand, three hundred twenty".