1330220140 has 24 divisors (see below), whose sum is σ = 2889789840. Its totient is φ = 513739968.

The previous prime is 1330220123. The next prime is 1330220147. The reversal of 1330220140 is 410220331.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1330220147) 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, 1146162 + ... + 1147321.

It is an arithmetic number, because the mean of its divisors is an integer number (120407910).

Almost surely, 2^1330220140 is an apocalyptic number.

1330220140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1330220140 is an abundant number, since it is smaller than the sum of its proper divisors (1559569700).

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

1330220140 is a wasteful number, since it uses less digits than its factorization.

1330220140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2293521 (or 2293519 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1330220140 is about 36472.1830989043. The cubic root of 1330220140 is about 1099.7851205616.

Adding to 1330220140 its reverse (410220331), we get a palindrome (1740440471).

The spelling of 1330220140 in words is "one billion, three hundred thirty million, two hundred twenty thousand, one hundred forty".