3211022020 has 12 divisors (see below), whose sum is σ = 6743146284. Its totient is φ = 1284408800.

The previous prime is 3211021991. The next prime is 3211022041. The reversal of 3211022020 is 202201123.

It can be written as a sum of positive squares in 2 ways, for example, as 2538345924 + 672676096 = 50382^2 + 25936^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80275531 + ... + 80275570.

It is an arithmetic number, because the mean of its divisors is an integer number (561928857).

Almost surely, 2^3211022020 is an apocalyptic number.

It is an amenable number.

3211022020 is an abundant number, since it is smaller than the sum of its proper divisors (3532124264).

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

3211022020 is a wasteful number, since it uses less digits than its factorization.

3211022020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160551110 (or 160551108 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 3211022020 is about 56665.8805631749. The cubic root of 3211022020 is about 1475.3025551906.

Adding to 3211022020 its reverse (202201123), we get a palindrome (3413223143).

The spelling of 3211022020 in words is "three billion, two hundred eleven million, twenty-two thousand, twenty".