2013203001020 has 24 divisors (see below), whose sum is σ = 4330841579568. Its totient is φ = 785640195200.

The previous prime is 2013203001011. The next prime is 2013203001023. The reversal of 2013203001020 is 201003023102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2013203000986 and 2013203001004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013203001023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1227561986 + ... + 1227563625.

It is an arithmetic number, because the mean of its divisors is an integer number (180451732482).

Almost surely, 2^{2013203001020} is an apocalyptic number.

2013203001020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2013203001020 is an abundant number, since it is smaller than the sum of its proper divisors (2317638578548).

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

2013203001020 is a wasteful number, since it uses less digits than its factorization.

2013203001020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2455125661 (or 2455125659 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 2013203001020 its reverse (201003023102), we get a palindrome (2214206024122).

The spelling of 2013203001020 in words is "two trillion, thirteen billion, two hundred three million, one thousand, twenty".