3113213020 has 24 divisors (see below), whose sum is σ = 6543188064. Its totient is φ = 1244248896.

The previous prime is 3113213011. The next prime is 3113213021. The reversal of 3113213020 is 203123113.

It is a junction number, because it is equal to n+sod(n) for n = 3113212985 and 3113213003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3113213021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39904 + ... + 88423.

It is an arithmetic number, because the mean of its divisors is an integer number (272632836).

Almost surely, 2^3113213020 is an apocalyptic number.

It is an amenable number.

3113213020 is an abundant number, since it is smaller than the sum of its proper divisors (3429975044).

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

3113213020 is a wasteful number, since it uses less digits than its factorization.

3113213020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129549 (or 129547 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 3113213020 is about 55796.1738831616. The cubic root of 3113213020 is about 1460.1684017924.

Adding to 3113213020 its reverse (203123113), we get a palindrome (3316336133).

The spelling of 3113213020 in words is "three billion, one hundred thirteen million, two hundred thirteen thousand, twenty".