102013003020 has 48 divisors (see below), whose sum is σ = 287721368928. Its totient is φ = 27004899840.

The previous prime is 102013003009. The next prime is 102013003021. The reversal of 102013003020 is 20300310201.

It is a happy number.

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 = 102013002987 and 102013003005.

It is not an unprimeable number, because it can be changed into a prime (102013003021) 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, 6196951 + ... + 6213390.

It is an arithmetic number, because the mean of its divisors is an integer number (5994195186).

Almost surely, 2^102013003020 is an apocalyptic number.

102013003020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102013003020 is an abundant number, since it is smaller than the sum of its proper divisors (185708365908).

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

102013003020 is a wasteful number, since it uses less digits than its factorization.

102013003020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12410490 (or 12410488 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 102013003020 its reverse (20300310201), we get a palindrome (122313313221).

The spelling of 102013003020 in words is "one hundred two billion, thirteen million, three thousand, twenty".