201240434334 has 16 divisors (see below), whose sum is σ = 415464122880. Its totient is φ = 64916269080.

The previous prime is 201240434267. The next prime is 201240434363. The reversal of 201240434334 is 433434042102.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 540968724 + ... + 540969095.

It is an arithmetic number, because the mean of its divisors is an integer number (25966507680).

Almost surely, 2^201240434334 is an apocalyptic number.

201240434334 is an abundant number, since it is smaller than the sum of its proper divisors (214223688546).

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

201240434334 is a wasteful number, since it uses less digits than its factorization.

201240434334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081937855.

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

Adding to 201240434334 its reverse (433434042102), we get a palindrome (634674476436).

The spelling of 201240434334 in words is "two hundred one billion, two hundred forty million, four hundred thirty-four thousand, three hundred thirty-four".