1111412221124 has 24 divisors (see below), whose sum is σ = 1981726930008. Its totient is φ = 545205140480.

The previous prime is 1111412221111. The next prime is 1111412221141. The reversal of 1111412221124 is 4211222141111.

It can be written as a sum of positive squares in 4 ways, for example, as 227737019524 + 883675201600 = 477218^2 + 940040^2 .

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1111412221124.

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, 10853684 + ... + 10955604.

It is an arithmetic number, because the mean of its divisors is an integer number (82571955417).

Almost surely, 2^{1111412221124} is an apocalyptic number.

It is an amenable number.

1111412221124 is a deficient number, since it is larger than the sum of its proper divisors (870314708884).

1111412221124 is a wasteful number, since it uses less digits than its factorization.

1111412221124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153415 (or 153413 counting only the distinct ones).

The product of its digits is 256, while the sum is 23.

Adding to 1111412221124 its reverse (4211222141111), we get a palindrome (5322634362235).

The spelling of 1111412221124 in words is "one trillion, one hundred eleven billion, four hundred twelve million, two hundred twenty-one thousand, one hundred twenty-four".