243102341133 has 6 divisors (see below), whose sum is σ = 351147826094. Its totient is φ = 162068227416.

The previous prime is 243102341123. The next prime is 243102341147. The reversal of 243102341133 is 331143201342.

It is a happy number.

243102341133 is a `hidden beast` number, since 2 + 4 + 310 + 2 + 341 + 1 + 3 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 241830848169 + 1271492964 = 491763^2 + 35658^2 .

It is a de Polignac number, because none of the positive numbers 2^k-243102341133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 243102341097 and 243102341106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243102341123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13505685610 + ... + 13505685627.

Almost surely, 2^243102341133 is an apocalyptic number.

It is an amenable number.

243102341133 is a deficient number, since it is larger than the sum of its proper divisors (108045484961).

243102341133 is a wasteful number, since it uses less digits than its factorization.

243102341133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27011371243 (or 27011371240 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 243102341133 its reverse (331143201342), we get a palindrome (574245542475).

The spelling of 243102341133 in words is "two hundred forty-three billion, one hundred two million, three hundred forty-one thousand, one hundred thirty-three".