203822142 has 16 divisors (see below), whose sum is σ = 408156672. Its totient is φ = 67855320.

The previous prime is 203822119. The next prime is 203822147. The reversal of 203822142 is 241228302.

203822142 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203822147) 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, 16078 + ... + 25809.

It is an arithmetic number, because the mean of its divisors is an integer number (25509792).

Almost surely, 2^203822142 is an apocalyptic number.

203822142 is an abundant number, since it is smaller than the sum of its proper divisors (204334530).

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

203822142 is a wasteful number, since it uses less digits than its factorization.

203822142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42703.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 203822142 is about 14276.6292240150. The cubic root of 203822142 is about 588.5054021569.

The spelling of 203822142 in words is "two hundred three million, eight hundred twenty-two thousand, one hundred forty-two".