202134404234 has 16 divisors (see below), whose sum is σ = 361582040448. Its totient is φ = 82862550672.

The previous prime is 202134404231. The next prime is 202134404249. The reversal of 202134404234 is 432404431202.

It is a junction number, because it is equal to n+sod(n) for n = 202134404197 and 202134404206.

It is not an unprimeable number, because it can be changed into a prime (202134404231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313872977 + ... + 313873620.

It is an arithmetic number, because the mean of its divisors is an integer number (22598877528).

Almost surely, 2^202134404234 is an apocalyptic number.

202134404234 is a deficient number, since it is larger than the sum of its proper divisors (159447636214).

202134404234 is a wasteful number, since it uses less digits than its factorization.

202134404234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627746629.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 202134404234 its reverse (432404431202), we get a palindrome (634538835436).

The spelling of 202134404234 in words is "two hundred two billion, one hundred thirty-four million, four hundred four thousand, two hundred thirty-four".