6211220003226 has 96 divisors (see below), whose sum is σ = 15798456805248. Its totient is φ = 1726385581440.

The previous prime is 6211220003207. The next prime is 6211220003249. The reversal of 6211220003226 is 6223000221126.

It is a happy number.

6211220003226 is a `hidden beast` number, since 6 + 211 + 220 + 0 + 0 + 3 + 226 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 6211220003226.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 28895221 + ... + 29109383.

It is an arithmetic number, because the mean of its divisors is an integer number (164567258388).

Almost surely, 2^{6211220003226} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6211220003226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7899228402624).

6211220003226 is an abundant number, since it is smaller than the sum of its proper divisors (9587236802022).

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

6211220003226 is a wasteful number, since it uses less digits than its factorization.

6211220003226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220436 (or 220433 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The spelling of 6211220003226 in words is "six trillion, two hundred eleven billion, two hundred twenty million, three thousand, two hundred twenty-six".