201043443342 has 64 divisors (see below), whose sum is σ = 464241383424. Its totient is φ = 56852198400.

The previous prime is 201043443331. The next prime is 201043443347. The reversal of 201043443342 is 243344340102.

It is a happy number.

It is a super-2 number, since 2×201043443342² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201043443347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15336763 + ... + 15349865.

It is an arithmetic number, because the mean of its divisors is an integer number (7253771616).

Almost surely, 2^201043443342 is an apocalyptic number.

201043443342 is an abundant number, since it is smaller than the sum of its proper divisors (263197940082).

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

201043443342 is a wasteful number, since it uses less digits than its factorization.

201043443342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16833.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 201043443342 its reverse (243344340102), we get a palindrome (444387783444).

The spelling of 201043443342 in words is "two hundred one billion, forty-three million, four hundred forty-three thousand, three hundred forty-two".