201301121442 has 32 divisors (see below), whose sum is σ = 405726545664. Its totient is φ = 66579786000.

The previous prime is 201301121317. The next prime is 201301121471. The reversal of 201301121442 is 244121103102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11267817 + ... + 11285667.

It is an arithmetic number, because the mean of its divisors is an integer number (12678954552).

Almost surely, 2^201301121442 is an apocalyptic number.

201301121442 is an abundant number, since it is smaller than the sum of its proper divisors (204425424222).

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

201301121442 is a wasteful number, since it uses less digits than its factorization.

201301121442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32334.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 201301121442 its reverse (244121103102), we get a palindrome (445422224544).

The spelling of 201301121442 in words is "two hundred one billion, three hundred one million, one hundred twenty-one thousand, four hundred forty-two".