442404401102 has 8 divisors (see below), whose sum is σ = 663611968512. Its totient is φ = 221200411600.

The previous prime is 442404401099. The next prime is 442404401137. The reversal of 442404401102 is 201104404244.

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

It is a super-2 number, since 2×442404401102² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 560399 + ... + 1094922.

It is an arithmetic number, because the mean of its divisors is an integer number (82951496064).

Almost surely, 2^442404401102 is an apocalyptic number.

442404401102 is a deficient number, since it is larger than the sum of its proper divisors (221207567410).

442404401102 is a wasteful number, since it uses less digits than its factorization.

442404401102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1788954.

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 442404401102 its reverse (201104404244), we get a palindrome (643508805346).

The spelling of 442404401102 in words is "four hundred forty-two billion, four hundred four million, four hundred one thousand, one hundred two".