3212040220 has 12 divisors (see below), whose sum is σ = 6745284504. Its totient is φ = 1284816080.

The previous prime is 3212040211. The next prime is 3212040277. The reversal of 3212040220 is 220402123.

It is a junction number, because it is equal to n+sod(n) for n = 3212040194 and 3212040203.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 80300986 + ... + 80301025.

It is an arithmetic number, because the mean of its divisors is an integer number (562107042).

Almost surely, 2^3212040220 is an apocalyptic number.

It is an amenable number.

3212040220 is an abundant number, since it is smaller than the sum of its proper divisors (3533244284).

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

3212040220 is a wasteful number, since it uses less digits than its factorization.

3212040220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160602020 (or 160602018 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 3212040220 is about 56674.8640933527. The cubic root of 3212040220 is about 1475.4584758813.

Adding to 3212040220 its reverse (220402123), we get a palindrome (3432442343).

The spelling of 3212040220 in words is "three billion, two hundred twelve million, forty thousand, two hundred twenty".