1002020130120 has 64 divisors (see below), whose sum is σ = 3109717656000. Its totient is φ = 257991388928.

The previous prime is 1002020130119. The next prime is 1002020130157. The reversal of 1002020130120 is 210310202001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1002020130096 and 1002020130105.

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, 143964930 + ... + 143971889.

It is an arithmetic number, because the mean of its divisors is an integer number (48589338375).

Almost surely, 2^{1002020130120} is an apocalyptic number.

1002020130120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002020130120 is an abundant number, since it is smaller than the sum of its proper divisors (2107697525880).

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

1002020130120 is a wasteful number, since it uses less digits than its factorization.

1002020130120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287936862 (or 287936858 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1002020130120 its reverse (210310202001), we get a palindrome (1212330332121).

The spelling of 1002020130120 in words is "one trillion, two billion, twenty million, one hundred thirty thousand, one hundred twenty".