6610220012 has 24 divisors (see below), whose sum is σ = 12643684032. Its totient is φ = 2998890000.

The previous prime is 6610220003. The next prime is 6610220017. The reversal of 6610220012 is 2100220166.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6610220017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120614 + ... + 166637.

It is an arithmetic number, because the mean of its divisors is an integer number (526820168).

Almost surely, 2^6610220012 is an apocalyptic number.

It is an amenable number.

6610220012 is a deficient number, since it is larger than the sum of its proper divisors (6033464020).

6610220012 is a wasteful number, since it uses less digits than its factorization.

6610220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287789 (or 287787 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 6610220012 is about 81303.2595410541. The cubic root of 6610220012 is about 1876.7451615051.

Adding to 6610220012 its reverse (2100220166), we get a palindrome (8710440178).

It can be divided in two parts, 6610 and 220012, that added together give a palindrome (226622).

The spelling of 6610220012 in words is "six billion, six hundred ten million, two hundred twenty thousand, twelve".