1002340152020 has 48 divisors (see below), whose sum is σ = 2145244726800. Its totient is φ = 393258418176.

The previous prime is 1002340152001. The next prime is 1002340152029. The reversal of 1002340152020 is 202510432001.

It can be written as a sum of positive squares in 8 ways, for example, as 50353564816 + 951986587204 = 224396^2 + 975698^2 .

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 = 1002340151983 and 1002340152001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002340152029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3611156 + ... + 3878804.

It is an arithmetic number, because the mean of its divisors is an integer number (44692598475).

Almost surely, 2^{1002340152020} is an apocalyptic number.

1002340152020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002340152020 is an abundant number, since it is smaller than the sum of its proper divisors (1142904574780).

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

1002340152020 is a wasteful number, since it uses less digits than its factorization.

1002340152020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271244 (or 271242 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 1002340152020 its reverse (202510432001), we get a palindrome (1204850584021).

The spelling of 1002340152020 in words is "one trillion, two billion, three hundred forty million, one hundred fifty-two thousand, twenty".