203211414242 has 8 divisors (see below), whose sum is σ = 304820323500. Its totient is φ = 101604639744.

The previous prime is 203211414233. The next prime is 203211414247. The reversal of 203211414242 is 242414112302.

It can be written as a sum of positive squares in 2 ways, for example, as 188042782321 + 15168631921 = 433639^2 + 123161^2 .

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

It is not an unprimeable number, because it can be changed into a prime (203211414247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269567 + ... + 692162.

Almost surely, 2^203211414242 is an apocalyptic number.

203211414242 is a deficient number, since it is larger than the sum of its proper divisors (101608909258).

203211414242 is a wasteful number, since it uses less digits than its factorization.

203211414242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067380.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 203211414242 its reverse (242414112302), we get a palindrome (445625526544).

The spelling of 203211414242 in words is "two hundred three billion, two hundred eleven million, four hundred fourteen thousand, two hundred forty-two".