442110014021 has 16 divisors (see below), whose sum is σ = 514851531264. Its totient is φ = 375923322624.

The previous prime is 442110014009. The next prime is 442110014023. The reversal of 442110014021 is 120410011244.

It is a cyclic number.

It is not a de Polignac number, because 442110014021 - 2¹⁰ = 442110012997 is a prime.

It is a super-2 number, since 2×442110014021² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 442110013984 and 442110014002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442110014023) 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, 21271505 + ... + 21292278.

It is an arithmetic number, because the mean of its divisors is an integer number (32178220704).

Almost surely, 2^442110014021 is an apocalyptic number.

It is an amenable number.

442110014021 is a deficient number, since it is larger than the sum of its proper divisors (72741517243).

442110014021 is a wasteful number, since it uses less digits than its factorization.

442110014021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42563860.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 442110014021 its reverse (120410011244), we get a palindrome (562520025265).

The spelling of 442110014021 in words is "four hundred forty-two billion, one hundred ten million, fourteen thousand, twenty-one".