1442140321230 has 128 divisors (see below), whose sum is σ = 4626415180800. Its totient is φ = 312283009152.

The previous prime is 1442140321163. The next prime is 1442140321289. The reversal of 1442140321230 is 321230412441.

1442140321230 is a `hidden beast` number, since 1 + 4 + 4 + 2 + 1 + 403 + 21 + 230 = 666.

It is a super-2 number, since 2×1442140321230² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1442140321194 and 1442140321203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20044017 + ... + 20115836.

It is an arithmetic number, because the mean of its divisors is an integer number (36143868600).

Almost surely, 2^{1442140321230} is an apocalyptic number.

1442140321230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1442140321230 is an abundant number, since it is smaller than the sum of its proper divisors (3184274859570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1442140321230 is a wasteful number, since it uses less digits than its factorization.

1442140321230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40159895 (or 40159889 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 1442140321230 its reverse (321230412441), we get a palindrome (1763370733671).

The spelling of 1442140321230 in words is "one trillion, four hundred forty-two billion, one hundred forty million, three hundred twenty-one thousand, two hundred thirty".