1110122420 has 24 divisors (see below), whose sum is σ = 2543190048. Its totient is φ = 403680800.

The previous prime is 1110122401. The next prime is 1110122449. The reversal of 1110122420 is 242210111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1110122395 and 1110122404.

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, 2522786 + ... + 2523225.

It is an arithmetic number, because the mean of its divisors is an integer number (105966252).

Almost surely, 2^1110122420 is an apocalyptic number.

1110122420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1110122420 is an abundant number, since it is smaller than the sum of its proper divisors (1433067628).

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

1110122420 is a wasteful number, since it uses less digits than its factorization.

1110122420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5046031 (or 5046029 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1110122420 is about 33318.4996661014. The cubic root of 1110122420 is about 1035.4368681698.

Adding to 1110122420 its reverse (242210111), we get a palindrome (1352332531).

The spelling of 1110122420 in words is "one billion, one hundred ten million, one hundred twenty-two thousand, four hundred twenty".