3013203121020 has 72 divisors (see below), whose sum is σ = 9140255246304. Its totient is φ = 803502741888.

The previous prime is 3013203120973. The next prime is 3013203121039. The reversal of 3013203121020 is 201213023103.

3013203121020 is a `hidden beast` number, since 3 + 0 + 1 + 320 + 312 + 10 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 3013203120984 and 3013203121002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9095937 + ... + 9421383.

It is an arithmetic number, because the mean of its divisors is an integer number (126947989532).

Almost surely, 2^{3013203121020} is an apocalyptic number.

3013203121020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3013203121020 is an abundant number, since it is smaller than the sum of its proper divisors (6127052125284).

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

3013203121020 is a wasteful number, since it uses less digits than its factorization.

3013203121020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376899 (or 376894 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 3013203121020 its reverse (201213023103), we get a palindrome (3214416144123).

The spelling of 3013203121020 in words is "three trillion, thirteen billion, two hundred three million, one hundred twenty-one thousand, twenty".