1110121340 has 24 divisors (see below), whose sum is σ = 2337763680. Its totient is φ = 442808768.

The previous prime is 1110121339. The next prime is 1110121349. The reversal of 1110121340 is 431210111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110121349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70127 + ... + 84486.

It is an arithmetic number, because the mean of its divisors is an integer number (97406820).

Almost surely, 2^1110121340 is an apocalyptic number.

1110121340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1110121340 is an abundant number, since it is smaller than the sum of its proper divisors (1227642340).

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

1110121340 is a wasteful number, since it uses less digits than its factorization.

1110121340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154981 (or 154979 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1110121340 is about 33318.4834588851. The cubic root of 1110121340 is about 1035.4365323894.

Adding to 1110121340 its reverse (431210111), we get a palindrome (1541331451).

The spelling of 1110121340 in words is "one billion, one hundred ten million, one hundred twenty-one thousand, three hundred forty".