205114014242 has 4 divisors (see below), whose sum is σ = 307671021366. Its totient is φ = 102557007120.

The previous prime is 205114014221. The next prime is 205114014257. The reversal of 205114014242 is 242410411502.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 142273050481 + 62840963761 = 377191^2 + 250681^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51278503559 + ... + 51278503562.

Almost surely, 2^205114014242 is an apocalyptic number.

205114014242 is a deficient number, since it is larger than the sum of its proper divisors (102557007124).

205114014242 is a wasteful number, since it uses less digits than its factorization.

205114014242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102557007123.

The product of its (nonzero) digits is 2560, while the sum is 26.

Adding to 205114014242 its reverse (242410411502), we get a palindrome (447524425744).

The spelling of 205114014242 in words is "two hundred five billion, one hundred fourteen million, fourteen thousand, two hundred forty-two".