342203421252 has 96 divisors (see below), whose sum is σ = 997158887424. Its totient is φ = 88735968000.

The previous prime is 342203421247. The next prime is 342203421311. The reversal of 342203421252 is 252124302243.

342203421252 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 247213 + ... + 863435.

It is an arithmetic number, because the mean of its divisors is an integer number (10387071744).

Almost surely, 2^342203421252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342203421252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (498579443712).

342203421252 is an abundant number, since it is smaller than the sum of its proper divisors (654955466172).

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

342203421252 is a wasteful number, since it uses less digits than its factorization.

342203421252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616849 (or 616847 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 342203421252 its reverse (252124302243), we get a palindrome (594327723495).

The spelling of 342203421252 in words is "three hundred forty-two billion, two hundred three million, four hundred twenty-one thousand, two hundred fifty-two".