202453120312 has 8 divisors (see below), whose sum is σ = 379599600600. Its totient is φ = 101226560152.

The previous prime is 202453120279. The next prime is 202453120319. The reversal of 202453120312 is 213021354202.

202453120312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202453120319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12653320012 + ... + 12653320027.

It is an arithmetic number, because the mean of its divisors is an integer number (47449950075).

Almost surely, 2^202453120312 is an apocalyptic number.

It is an amenable number.

202453120312 is a deficient number, since it is larger than the sum of its proper divisors (177146480288).

202453120312 is a wasteful number, since it uses less digits than its factorization.

202453120312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25306640045 (or 25306640041 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 202453120312 its reverse (213021354202), we get a palindrome (415474474514).

The spelling of 202453120312 in words is "two hundred two billion, four hundred fifty-three million, one hundred twenty thousand, three hundred twelve".