442011101 has 16 divisors (see below), whose sum is σ = 536152320. Its totient is φ = 355726080.

The previous prime is 442011001. The next prime is 442011103. The reversal of 442011101 is 101110244.

It is a cyclic number.

It is not a de Polignac number, because 442011101 - 2¹⁴ = 441994717 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442011103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48011 + ... + 56471.

It is an arithmetic number, because the mean of its divisors is an integer number (33509520).

Almost surely, 2^442011101 is an apocalyptic number.

It is an amenable number.

442011101 is a deficient number, since it is larger than the sum of its proper divisors (94141219).

442011101 is a wasteful number, since it uses less digits than its factorization.

442011101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8924.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 442011101 is about 21024.0600503328. The cubic root of 442011101 is about 761.7475373967.

Adding to 442011101 its reverse (101110244), we get a palindrome (543121345).

The spelling of 442011101 in words is "four hundred forty-two million, eleven thousand, one hundred one".