201212003442 has 16 divisors (see below), whose sum is σ = 402814343232. Its totient is φ = 67005611760.

The previous prime is 201212003437. The next prime is 201212003507. The reversal of 201212003442 is 244300212102.

201212003442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16257313 + ... + 16269684.

It is an arithmetic number, because the mean of its divisors is an integer number (25175896452).

Almost surely, 2^201212003442 is an apocalyptic number.

201212003442 is an abundant number, since it is smaller than the sum of its proper divisors (201602339790).

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

201212003442 is a wasteful number, since it uses less digits than its factorization.

201212003442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32528033.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 201212003442 its reverse (244300212102), we get a palindrome (445512215544).

The spelling of 201212003442 in words is "two hundred one billion, two hundred twelve million, three thousand, four hundred forty-two".