200230134445 has 32 divisors (see below), whose sum is σ = 275680226304. Its totient is φ = 138265420800.

The previous prime is 200230134443. The next prime is 200230134449. The reversal of 200230134445 is 544431032002.

It is a happy number.

It is not a de Polignac number, because 200230134445 - 2¹ = 200230134443 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200230134443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1017532 + ... + 1198261.

It is an arithmetic number, because the mean of its divisors is an integer number (8615007072).

Almost surely, 2^200230134445 is an apocalyptic number.

It is an amenable number.

200230134445 is a deficient number, since it is larger than the sum of its proper divisors (75450091859).

200230134445 is a wasteful number, since it uses less digits than its factorization.

200230134445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2215893.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 200230134445 its reverse (544431032002), we get a palindrome (744661166447).

The spelling of 200230134445 in words is "two hundred billion, two hundred thirty million, one hundred thirty-four thousand, four hundred forty-five".