1152210120 has 32 divisors (see below), whose sum is σ = 3456630720. Its totient is φ = 307256000.

The previous prime is 1152210097. The next prime is 1152210127. The reversal of 1152210120 is 210122511.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1152210120.

It is not an unprimeable number, because it can be changed into a prime (1152210127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4800756 + ... + 4800995.

It is an arithmetic number, because the mean of its divisors is an integer number (108019710).

Almost surely, 2^1152210120 is an apocalyptic number.

1152210120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1152210120 is an abundant number, since it is smaller than the sum of its proper divisors (2304420600).

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

1152210120 is a wasteful number, since it uses less digits than its factorization.

1152210120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9601765 (or 9601761 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 1152210120 is about 33944.2207157566. The cubic root of 1152210120 is about 1048.3602887837.

Adding to 1152210120 its reverse (210122511), we get a palindrome (1362332631).

The spelling of 1152210120 in words is "one billion, one hundred fifty-two million, two hundred ten thousand, one hundred twenty".