243211104134 has 32 divisors (see below), whose sum is σ = 372065091552. Its totient is φ = 119217280000.

The previous prime is 243211104107. The next prime is 243211104137. The reversal of 243211104134 is 431401112342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243211104137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12189014 + ... + 12208950.

It is an arithmetic number, because the mean of its divisors is an integer number (11627034111).

Almost surely, 2^243211104134 is an apocalyptic number.

243211104134 is a deficient number, since it is larger than the sum of its proper divisors (128853987418).

243211104134 is a wasteful number, since it uses less digits than its factorization.

243211104134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20632.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 243211104134 its reverse (431401112342), we get a palindrome (674612216476).

The spelling of 243211104134 in words is "two hundred forty-three billion, two hundred eleven million, one hundred four thousand, one hundred thirty-four".