3021020131312 has 20 divisors (see below), whose sum is σ = 5853666711640. Its totient is φ = 1510396463808.

The previous prime is 3021020131307. The next prime is 3021020131319. The reversal of 3021020131312 is 2131310201203.

It is a self number, because there is not a number n which added to its sum of digits gives 3021020131312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3021020131319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6880518 + ... + 7306405.

It is an arithmetic number, because the mean of its divisors is an integer number (292683335582).

Almost surely, 2^{3021020131312} is an apocalyptic number.

It is an amenable number.

3021020131312 is a deficient number, since it is larger than the sum of its proper divisors (2832646580328).

3021020131312 is a wasteful number, since it uses less digits than its factorization.

3021020131312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14200240 (or 14200234 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 3021020131312 its reverse (2131310201203), we get a palindrome (5152330332515).

The spelling of 3021020131312 in words is "three trillion, twenty-one billion, twenty million, one hundred thirty-one thousand, three hundred twelve".