6662220522122 has 32 divisors (see below), whose sum is σ = 11069102145024. Its totient is φ = 2982051212400.

The previous prime is 6662220522091. The next prime is 6662220522143. The reversal of 6662220522122 is 2212250222666.

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 15 ways as a sum of consecutive naturals, for example, 5381654 + ... + 6502817.

It is an arithmetic number, because the mean of its divisors is an integer number (345909442032).

Almost surely, 2^{6662220522122} is an apocalyptic number.

6662220522122 is a deficient number, since it is larger than the sum of its proper divisors (4406881622902).

6662220522122 is a wasteful number, since it uses less digits than its factorization.

6662220522122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11884874.

The product of its (nonzero) digits is 138240, while the sum is 38.

Adding to 6662220522122 its reverse (2212250222666), we get a palindrome (8874470744788).

The spelling of 6662220522122 in words is "six trillion, six hundred sixty-two billion, two hundred twenty million, five hundred twenty-two thousand, one hundred twenty-two".