6221822512 has 20 divisors (see below), whose sum is σ = 12443646016. Its totient is φ = 3010559040.

The previous prime is 6221822491. The next prime is 6221822609. The reversal of 6221822512 is 2152281226.

6221822512 is an admirable number.

It is a super-2 number, since 2×6221822512² = 77422150741659980288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

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, 6271503 + ... + 6272494.

Almost surely, 2^6221822512 is an apocalyptic number.

6221822512 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

6221822512 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6221822512 is a wasteful number, since it uses less digits than its factorization.

6221822512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12544036 (or 12544030 counting only the distinct ones).

The product of its digits is 7680, while the sum is 31.

The square root of 6221822512 is about 78878.5301080085. The cubic root of 6221822512 is about 1839.2433987609.

The spelling of 6221822512 in words is "six billion, two hundred twenty-one million, eight hundred twenty-two thousand, five hundred twelve".