201164330334 has 128 divisors (see below), whose sum is σ = 487338094080. Its totient is φ = 54635212800.

The previous prime is 201164330329. The next prime is 201164330347. The reversal of 201164330334 is 433033461102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2332929 + ... + 2417619.

It is an arithmetic number, because the mean of its divisors is an integer number (3807328860).

Almost surely, 2^201164330334 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201164330334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243669047040).

201164330334 is an abundant number, since it is smaller than the sum of its proper divisors (286173763746).

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

201164330334 is a wasteful number, since it uses less digits than its factorization.

201164330334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84826.

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 201164330334 its reverse (433033461102), we get a palindrome (634197791436).

The spelling of 201164330334 in words is "two hundred one billion, one hundred sixty-four million, three hundred thirty thousand, three hundred thirty-four".