201342021334 has 16 divisors (see below), whose sum is σ = 311784644736. Its totient is φ = 97414416000.

The previous prime is 201342021323. The next prime is 201342021343. The reversal of 201342021334 is 433120243102.

It is a super-2 number, since 2×201342021334² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201342021299 and 201342021308.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 538684 + ... + 832384.

It is an arithmetic number, because the mean of its divisors is an integer number (19486540296).

Almost surely, 2^201342021334 is an apocalyptic number.

201342021334 is a deficient number, since it is larger than the sum of its proper divisors (110442623402).

201342021334 is a wasteful number, since it uses less digits than its factorization.

201342021334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304791.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 201342021334 its reverse (433120243102), we get a palindrome (634462264436).

The spelling of 201342021334 in words is "two hundred one billion, three hundred forty-two million, twenty-one thousand, three hundred thirty-four".