203012342 has 8 divisors (see below), whose sum is σ = 327943056. Its totient is φ = 93697992.

The previous prime is 203012311. The next prime is 203012347. The reversal of 203012342 is 243210302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×203012342² = 82428022008649928, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 203012342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203012347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3904058 + ... + 3904109.

It is an arithmetic number, because the mean of its divisors is an integer number (40992882).

Almost surely, 2^203012342 is an apocalyptic number.

203012342 is a deficient number, since it is larger than the sum of its proper divisors (124930714).

203012342 is a wasteful number, since it uses less digits than its factorization.

203012342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7808182.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 203012342 is about 14248.2399614830. The cubic root of 203012342 is about 587.7249762785.

Adding to 203012342 its reverse (243210302), we get a palindrome (446222644).

The spelling of 203012342 in words is "two hundred three million, twelve thousand, three hundred forty-two".