2222443454155 has 4 divisors (see below), whose sum is σ = 2666932144992. Its totient is φ = 1777954763320.

The previous prime is 2222443454089. The next prime is 2222443454219. The reversal of 2222443454155 is 5514543442222.

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

It is a de Polignac number, because none of the positive numbers 2^k-2222443454155 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222244345411 + ... + 222244345420.

It is an arithmetic number, because the mean of its divisors is an integer number (666733036248).

Almost surely, 2^{2222443454155} is an apocalyptic number.

2222443454155 is a deficient number, since it is larger than the sum of its proper divisors (444488690837).

2222443454155 is an equidigital number, since it uses as much as digits as its factorization.

2222443454155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444488690836.

The product of its digits is 1536000, while the sum is 43.

Adding to 2222443454155 its reverse (5514543442222), we get a palindrome (7736986896377).

The spelling of 2222443454155 in words is "two trillion, two hundred twenty-two billion, four hundred forty-three million, four hundred fifty-four thousand, one hundred fifty-five".