1110122421 has 16 divisors (see below), whose sum is σ = 1494207936. Its totient is φ = 733090176.

The previous prime is 1110122401. The next prime is 1110122449. The reversal of 1110122421 is 1242210111.

1110122421 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1110122421 - 2¹¹ = 1110120373 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1110122421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110122401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149431 + ... + 156683.

It is an arithmetic number, because the mean of its divisors is an integer number (93387996).

Almost surely, 2^1110122421 is an apocalyptic number.

It is an amenable number.

1110122421 is a deficient number, since it is larger than the sum of its proper divisors (384085515).

1110122421 is a wasteful number, since it uses less digits than its factorization.

1110122421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7732.

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 1110122421 is about 33318.4996811081. The cubic root of 1110122421 is about 1035.4368684807.

Adding to 1110122421 its reverse (1242210111), we get a palindrome (2352332532).

The spelling of 1110122421 in words is "one billion, one hundred ten million, one hundred twenty-two thousand, four hundred twenty-one".