2221063262208 has 1664 divisors, whose sum is σ = 8454684672000. Its totient is φ = 561842749440.

The previous prime is 2221063262141. The next prime is 2221063262239. The reversal of 2221063262208 is 8022623601222.

2221063262208 is a `hidden beast` number, since 2 + 2 + 2 + 10 + 632 + 6 + 2 + 2 + 0 + 8 = 666.

It is a super-2 number, since 2×2221063262208² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 17488687041 + ... + 17488687167.

Almost surely, 2^{2221063262208} is an apocalyptic number.

2221063262208 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2221063262208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4227342336000).

2221063262208 is an abundant number, since it is smaller than the sum of its proper divisors (6233621409792).

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

2221063262208 is a wasteful number, since it uses less digits than its factorization.

2221063262208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256 (or 228 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 2221063262208 in words is "two trillion, two hundred twenty-one billion, sixty-three million, two hundred sixty-two thousand, two hundred eight".