204023113134 has 32 divisors (see below), whose sum is σ = 430237167360. Its totient is φ = 64321128000.

The previous prime is 204023113121. The next prime is 204023113223. The reversal of 204023113134 is 431311320402.

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 15 ways as a sum of consecutive naturals, for example, 1420402 + ... + 1557429.

It is an arithmetic number, because the mean of its divisors is an integer number (13444911480).

Almost surely, 2^204023113134 is an apocalyptic number.

204023113134 is an abundant number, since it is smaller than the sum of its proper divisors (226214054226).

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

204023113134 is a wasteful number, since it uses less digits than its factorization.

204023113134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2978456.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 204023113134 its reverse (431311320402), we get a palindrome (635334433536).

The spelling of 204023113134 in words is "two hundred four billion, twenty-three million, one hundred thirteen thousand, one hundred thirty-four".