1111141422 has 64 divisors (see below), whose sum is σ = 2503987200. Its totient is φ = 365199840.

The previous prime is 1111141391. The next prime is 1111141439. The reversal of 1111141422 is 2241411111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1111141395 and 1111141404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1830243 + ... + 1830849.

It is an arithmetic number, because the mean of its divisors is an integer number (39124800).

Almost surely, 2^1111141422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1111141422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1251993600).

1111141422 is an abundant number, since it is smaller than the sum of its proper divisors (1392845778).

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

1111141422 is a wasteful number, since it uses less digits than its factorization.

1111141422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038 (or 1032 counting only the distinct ones).

The product of its digits is 64, while the sum is 18.

The square root of 1111141422 is about 33333.7879935659. The cubic root of 1111141422 is about 1035.7535868636.

Adding to 1111141422 its reverse (2241411111), we get a palindrome (3352552533).

The spelling of 1111141422 in words is "one billion, one hundred eleven million, one hundred forty-one thousand, four hundred twenty-two".