242403442051201 has 4 divisors (see below), whose sum is σ = 243633916376532. Its totient is φ = 241172967725872.

The previous prime is 242403442051123. The next prime is 242403442051237. The reversal of 242403442051201 is 102150244304242.

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

It can be written as a sum of positive squares in 2 ways, for example, as 219384087024400 + 23019355026801 = 14811620^2 + 4797849^2 .

It is a cyclic number.

It is not a de Polignac number, because 242403442051201 - 2⁷ = 242403442051073 is a prime.

It is a super-2 number, since 2×242403442051201² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242403412051201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 615237162370 + ... + 615237162763.

It is an arithmetic number, because the mean of its divisors is an integer number (60908479094133).

Almost surely, 2^{242403442051201} is an apocalyptic number.

It is an amenable number.

242403442051201 is a deficient number, since it is larger than the sum of its proper divisors (1230474325331).

242403442051201 is a wasteful number, since it uses less digits than its factorization.

242403442051201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1230474325330.

The product of its (nonzero) digits is 61440, while the sum is 34.

Adding to 242403442051201 its reverse (102150244304242), we get a palindrome (344553686355443).

The spelling of 242403442051201 in words is "two hundred forty-two trillion, four hundred three billion, four hundred forty-two million, fifty-one thousand, two hundred one".