1111421422 has 16 divisors (see below), whose sum is σ = 1673347392. Its totient is φ = 553644000.

The previous prime is 1111421413. The next prime is 1111421447. The reversal of 1111421422 is 2241241111.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1111421422.

It is a congruent number.

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, 1016308 + ... + 1017400.

It is an arithmetic number, because the mean of its divisors is an integer number (104584212).

Almost surely, 2^1111421422 is an apocalyptic number.

1111421422 is a deficient number, since it is larger than the sum of its proper divisors (561925970).

1111421422 is a wasteful number, since it uses less digits than its factorization.

1111421422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2523.

The product of its digits is 128, while the sum is 19.

The square root of 1111421422 is about 33337.9876717237. The cubic root of 1111421422 is about 1035.8405804846.

Adding to 1111421422 its reverse (2241241111), we get a palindrome (3352662533).

The spelling of 1111421422 in words is "one billion, one hundred eleven million, four hundred twenty-one thousand, four hundred twenty-two".