2222857380365 has 4 divisors (see below), whose sum is σ = 2667428856444. Its totient is φ = 1778285904288.

The previous prime is 2222857380307. The next prime is 2222857380371. The reversal of 2222857380365 is 5630837582222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1461211945636 + 761645434729 = 1208806^2 + 872723^2 .

It is a cyclic number.

It is not a de Polignac number, because 2222857380365 - 2¹⁰ = 2222857379341 is a prime.

It is a super-3 number, since 3×2222857380365³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 222285738032 + ... + 222285738041.

It is an arithmetic number, because the mean of its divisors is an integer number (666857214111).

Almost surely, 2^{2222857380365} is an apocalyptic number.

It is an amenable number.

2222857380365 is a deficient number, since it is larger than the sum of its proper divisors (444571476079).

2222857380365 is an equidigital number, since it uses as much as digits as its factorization.

2222857380365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444571476078.

The product of its (nonzero) digits is 9676800, while the sum is 53.

The spelling of 2222857380365 in words is "two trillion, two hundred twenty-two billion, eight hundred fifty-seven million, three hundred eighty thousand, three hundred sixty-five".