201134134430 has 32 divisors (see below), whose sum is σ = 370567299168. Its totient is φ = 78560092800.

The previous prime is 201134134427. The next prime is 201134134433. The reversal of 201134134430 is 34431431102.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (201134134427) and next prime (201134134433).

It is a super-2 number, since 2×201134134430² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 201134134430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201134134433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1474520 + ... + 1605140.

It is an arithmetic number, because the mean of its divisors is an integer number (11580228099).

Almost surely, 2^201134134430 is an apocalyptic number.

201134134430 is a deficient number, since it is larger than the sum of its proper divisors (169433164738).

201134134430 is a wasteful number, since it uses less digits than its factorization.

201134134430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134252.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 201134134430 its reverse (34431431102), we get a palindrome (235565565532).

The spelling of 201134134430 in words is "two hundred one billion, one hundred thirty-four million, one hundred thirty-four thousand, four hundred thirty".