2221283348345 has 8 divisors (see below), whose sum is σ = 2667913613376. Its totient is φ = 1775444281776.

The previous prime is 2221283348303. The next prime is 2221283348351. The reversal of 2221283348345 is 5438433821222.

2221283348345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2221283348345 - 2¹² = 2221283344249 is a prime.

It is a super-2 number, since 2×2221283348345² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2221283348345.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197793437 + ... + 197804666.

It is an arithmetic number, because the mean of its divisors is an integer number (333489201672).

Almost surely, 2^{2221283348345} is an apocalyptic number.

It is an amenable number.

2221283348345 is a deficient number, since it is larger than the sum of its proper divisors (446630265031).

2221283348345 is a wasteful number, since it uses less digits than its factorization.

2221283348345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395599231.

The product of its digits is 2211840, while the sum is 47.

The spelling of 2221283348345 in words is "two trillion, two hundred twenty-one billion, two hundred eighty-three million, three hundred forty-eight thousand, three hundred forty-five".