203211342 has 40 divisors (see below), whose sum is σ = 456157416. Its totient is φ = 67616208.

The previous prime is 203211331. The next prime is 203211343. The reversal of 203211342 is 243112302.

203211342 is a `hidden beast` number, since 2 + 0 + 321 + 1 + 342 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203211343) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 180393 + ... + 181515.

Almost surely, 2^203211342 is an apocalyptic number.

203211342 is an abundant number, since it is smaller than the sum of its proper divisors (252946074).

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

203211342 is a wasteful number, since it uses less digits than its factorization.

203211342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2254 (or 2245 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 203211342 is about 14255.2215696565. The cubic root of 203211342 is about 587.9169499531.

Adding to 203211342 its reverse (243112302), we get a palindrome (446323644).

The spelling of 203211342 in words is "two hundred three million, two hundred eleven thousand, three hundred forty-two".