238403042201 has 4 divisors (see below), whose sum is σ = 238443298512. Its totient is φ = 238362785892.

The previous prime is 238403042183. The next prime is 238403042237. The reversal of 238403042201 is 102240304832.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-238403042201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (238403032201) 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, 20119271 + ... + 20131116.

It is an arithmetic number, because the mean of its divisors is an integer number (59610824628).

Almost surely, 2^238403042201 is an apocalyptic number.

It is an amenable number.

238403042201 is a deficient number, since it is larger than the sum of its proper divisors (40256311).

238403042201 is an equidigital number, since it uses as much as digits as its factorization.

238403042201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40256310.

The product of its (nonzero) digits is 9216, while the sum is 29.

The spelling of 238403042201 in words is "two hundred thirty-eight billion, four hundred three million, forty-two thousand, two hundred one".