442202420483123 has 8 divisors (see below), whose sum is σ = 456467975771136. Its totient is φ = 427936925262600.

The previous prime is 442202420483099. The next prime is 442202420483171. The reversal of 442202420483123 is 321384024202244.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 442202420483123 - 2²⁰ = 442202419434547 is a prime.

It is a super-2 number, since 2×442202420483123² (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 (442202420483623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188540 + ... + 29739542.

It is an arithmetic number, because the mean of its divisors is an integer number (57058496971392).

Almost surely, 2^{442202420483123} is an apocalyptic number.

442202420483123 is a deficient number, since it is larger than the sum of its proper divisors (14265555288013).

442202420483123 is a wasteful number, since it uses less digits than its factorization.

442202420483123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30033745.

The product of its (nonzero) digits is 589824, while the sum is 41.

Adding to 442202420483123 its reverse (321384024202244), we get a palindrome (763586444685367).

The spelling of 442202420483123 in words is "four hundred forty-two trillion, two hundred two billion, four hundred twenty million, four hundred eighty-three thousand, one hundred twenty-three".