201034442 has 16 divisors (see below), whose sum is σ = 355748352. Its totient is φ = 83378160.

The previous prime is 201034403. The next prime is 201034447. The reversal of 201034442 is 244430102.

It is not an unprimeable number, because it can be changed into a prime (201034447) 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 7 ways as a sum of consecutive naturals, for example, 231173 + ... + 232040.

It is an arithmetic number, because the mean of its divisors is an integer number (22234272).

Almost surely, 2^201034442 is an apocalyptic number.

201034442 is a deficient number, since it is larger than the sum of its proper divisors (154713910).

201034442 is a wasteful number, since it uses less digits than its factorization.

201034442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463253.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 201034442 is about 14178.6615024127. The cubic root of 201034442 is about 585.8100565924.

Adding to 201034442 its reverse (244430102), we get a palindrome (445464544).

The spelling of 201034442 in words is "two hundred one million, thirty-four thousand, four hundred forty-two".