3313230012020 has 48 divisors (see below), whose sum is σ = 7367579302608. Its totient is φ = 1247246469120.

The previous prime is 3313230011939. The next prime is 3313230012023. The reversal of 3313230012020 is 202100323133.

It can be written as a sum of positive squares in 8 ways, for example, as 260955462244 + 3052274549776 = 510838^2 + 1747076^2 .

It is a super-2 number, since 2×3313230012020² (a number of 26 digits) contains 22 as substring.

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 = 3313230011983 and 3313230012001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3313230012023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4637894 + ... + 5304386.

It is an arithmetic number, because the mean of its divisors is an integer number (153491235471).

Almost surely, 2^{3313230012020} is an apocalyptic number.

It is an amenable number.

3313230012020 is an abundant number, since it is smaller than the sum of its proper divisors (4054349290588).

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

3313230012020 is a wasteful number, since it uses less digits than its factorization.

3313230012020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681140 (or 681138 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 3313230012020 its reverse (202100323133), we get a palindrome (3515330335153).

The spelling of 3313230012020 in words is "three trillion, three hundred thirteen billion, two hundred thirty million, twelve thousand, twenty".