2221701010617 has 24 divisors (see below), whose sum is σ = 3256191822240. Its totient is φ = 1346425432000.

The previous prime is 2221701010577. The next prime is 2221701010621. The reversal of 2221701010617 is 7160101071222.

It is not a de Polignac number, because 2221701010617 - 2¹² = 2221701006521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2221701010667) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 8827117 + ... + 9075317.

It is an arithmetic number, because the mean of its divisors is an integer number (135674659260).

Almost surely, 2^{2221701010617} is an apocalyptic number.

It is an amenable number.

2221701010617 is a deficient number, since it is larger than the sum of its proper divisors (1034490811623).

2221701010617 is a wasteful number, since it uses less digits than its factorization.

2221701010617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272885 (or 272874 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 30.

Adding to 2221701010617 its reverse (7160101071222), we get a palindrome (9381802081839).

The spelling of 2221701010617 in words is "two trillion, two hundred twenty-one billion, seven hundred one million, ten thousand, six hundred seventeen".