210232111120452 has 36 divisors (see below), whose sum is σ = 559389535439280. Its totient is φ = 66389087722032.

The previous prime is 210232111120387. The next prime is 210232111120453. The reversal of 210232111120452 is 254021111232012.

210232111120452 is a `hidden beast` number, since 21 + 0 + 2 + 321 + 111 + 204 + 5 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (210232111120453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 153678443118 + ... + 153678444485.

Almost surely, 2^{210232111120452} is an apocalyptic number.

It is an amenable number.

210232111120452 is an abundant number, since it is smaller than the sum of its proper divisors (349157424318828).

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

210232111120452 is a wasteful number, since it uses less digits than its factorization.

210232111120452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307356887632 (or 307356887627 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

Adding to 210232111120452 its reverse (254021111232012), we get a palindrome (464253222352464).

The spelling of 210232111120452 in words is "two hundred ten trillion, two hundred thirty-two billion, one hundred eleven million, one hundred twenty thousand, four hundred fifty-two".