142401003320 has 64 divisors (see below), whose sum is σ = 329942337120. Its totient is φ = 55281268224.

The previous prime is 142401003317. The next prime is 142401003341. The reversal of 142401003320 is 23300104241.

142401003320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 142401003292 and 142401003301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6374 + ... + 533706.

Almost surely, 2^142401003320 is an apocalyptic number.

142401003320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142401003320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164971168560).

142401003320 is an abundant number, since it is smaller than the sum of its proper divisors (187541333800).

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

142401003320 is a wasteful number, since it uses less digits than its factorization.

142401003320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527544 (or 527540 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 142401003320 its reverse (23300104241), we get a palindrome (165701107561).

The spelling of 142401003320 in words is "one hundred forty-two billion, four hundred one million, three thousand, three hundred twenty".