243102014121 has 16 divisors (see below), whose sum is σ = 329951105280. Its totient is φ = 159179045760.

The previous prime is 243102014081. The next prime is 243102014123. The reversal of 243102014121 is 121410201342.

It is not a de Polignac number, because 243102014121 - 2⁷ = 243102013993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (243102014123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2269950 + ... + 2374631.

It is an arithmetic number, because the mean of its divisors is an integer number (20621944080).

Almost surely, 2^243102014121 is an apocalyptic number.

It is an amenable number.

243102014121 is a deficient number, since it is larger than the sum of its proper divisors (86849091159).

243102014121 is a wasteful number, since it uses less digits than its factorization.

243102014121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4644896.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 243102014121 its reverse (121410201342), we get a palindrome (364512215463).

The spelling of 243102014121 in words is "two hundred forty-three billion, one hundred two million, fourteen thousand, one hundred twenty-one".