442420102001001 has 4 divisors (see below), whose sum is σ = 589893469334672. Its totient is φ = 294946734667332.

The previous prime is 442420102000969. The next prime is 442420102001077. The reversal of 442420102001001 is 100100201024244.

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 not a de Polignac number, because 442420102001001 - 2⁵ = 442420102000969 is a prime.

It is a super-2 number, since 2×442420102001001² (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 (442420106001001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73736683666831 + ... + 73736683666836.

It is an arithmetic number, because the mean of its divisors is an integer number (147473367333668).

Almost surely, 2^{442420102001001} is an apocalyptic number.

It is an amenable number.

442420102001001 is a deficient number, since it is larger than the sum of its proper divisors (147473367333671).

442420102001001 is a wasteful number, since it uses less digits than its factorization.

442420102001001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147473367333670.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 442420102001001 its reverse (100100201024244), we get a palindrome (542520303025245).

The spelling of 442420102001001 in words is "four hundred forty-two trillion, four hundred twenty billion, one hundred two million, one thousand, one".