442422111101 has 4 divisors (see below), whose sum is σ = 443037441600. Its totient is φ = 441806780604.

The previous prime is 442422111059. The next prime is 442422111133. The reversal of 442422111101 is 101111224244.

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-442422111101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442422111151) 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, 307664171 + ... + 307665608.

It is an arithmetic number, because the mean of its divisors is an integer number (110759360400).

Almost surely, 2^442422111101 is an apocalyptic number.

It is an amenable number.

442422111101 is a deficient number, since it is larger than the sum of its proper divisors (615330499).

442422111101 is an equidigital number, since it uses as much as digits as its factorization.

442422111101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615330498.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 442422111101 its reverse (101111224244), we get a palindrome (543533335345).

The spelling of 442422111101 in words is "four hundred forty-two billion, four hundred twenty-two million, one hundred eleven thousand, one hundred one".