203124442 has 8 divisors (see below), whose sum is σ = 304878816. Its totient is φ = 101498172.

The previous prime is 203124409. The next prime is 203124451. The reversal of 203124442 is 244421302.

It is a happy number.

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

It is a super-2 number, since 2×203124442² = 82519077875622728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27958 + ... + 34465.

It is an arithmetic number, because the mean of its divisors is an integer number (38109852).

Almost surely, 2^203124442 is an apocalyptic number.

203124442 is a deficient number, since it is larger than the sum of its proper divisors (101754374).

203124442 is a wasteful number, since it uses less digits than its factorization.

203124442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64052.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 203124442 is about 14252.1732377908. The cubic root of 203124442 is about 587.8331336549.

Adding to 203124442 its reverse (244421302), we get a palindrome (447545744).

The spelling of 203124442 in words is "two hundred three million, one hundred twenty-four thousand, four hundred forty-two".