242152112043442 has 4 divisors (see below), whose sum is σ = 363228168065166. Its totient is φ = 121076056021720.

The previous prime is 242152112043433. The next prime is 242152112043451. The reversal of 242152112043442 is 244340211251242.

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

It is an interprime number because it is at equal distance from previous prime (242152112043433) and next prime (242152112043451).

It can be written as a sum of positive squares in only one way, i.e., 238457186159481 + 3694925883961 = 15442059^2 + 1922219^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60538028010859 + ... + 60538028010862.

Almost surely, 2^{242152112043442} is an apocalyptic number.

242152112043442 is a deficient number, since it is larger than the sum of its proper divisors (121076056021724).

242152112043442 is a wasteful number, since it uses less digits than its factorization.

242152112043442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121076056021723.

The product of its (nonzero) digits is 122880, while the sum is 37.

Adding to 242152112043442 its reverse (244340211251242), we get a palindrome (486492323294684).

The spelling of 242152112043442 in words is "two hundred forty-two trillion, one hundred fifty-two billion, one hundred twelve million, forty-three thousand, four hundred forty-two".