4420220312215 has 4 divisors (see below), whose sum is σ = 5304264374664. Its totient is φ = 3536176249768.

The previous prime is 4420220312147. The next prime is 4420220312267. The reversal of 4420220312215 is 5122130220244.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4420220312215 is a prime.

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, 442022031217 + ... + 442022031226.

It is an arithmetic number, because the mean of its divisors is an integer number (1326066093666).

Almost surely, 2^{4420220312215} is an apocalyptic number.

4420220312215 is a deficient number, since it is larger than the sum of its proper divisors (884044062449).

4420220312215 is an equidigital number, since it uses as much as digits as its factorization.

4420220312215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884044062448.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 4420220312215 its reverse (5122130220244), we get a palindrome (9542350532459).

The spelling of 4420220312215 in words is "four trillion, four hundred twenty billion, two hundred twenty million, three hundred twelve thousand, two hundred fifteen".