200012113040242 has 4 divisors (see below), whose sum is σ = 300018169560366. Its totient is φ = 100006056520120.

The previous prime is 200012113040239. The next prime is 200012113040339. The reversal of 200012113040242 is 242040311210002.

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., 196834418193361 + 3177694846881 = 14029769^2 + 1782609^2 .

It is a super-2 number, since 2×200012113040242² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50003028260059 + ... + 50003028260062.

Almost surely, 2^{200012113040242} is an apocalyptic number.

200012113040242 is a deficient number, since it is larger than the sum of its proper divisors (100006056520124).

200012113040242 is a wasteful number, since it uses less digits than its factorization.

200012113040242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100006056520123.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 200012113040242 its reverse (242040311210002), we get a palindrome (442052424250244).

The spelling of 200012113040242 in words is "two hundred trillion, twelve billion, one hundred thirteen million, forty thousand, two hundred forty-two".