2223161325315 has 40 divisors (see below), whose sum is σ = 4554540033120. Its totient is φ = 1016302318848.

The previous prime is 2223161325313. The next prime is 2223161325317. The reversal of 2223161325315 is 5135231613222.

2223161325315 is a `hidden beast` number, since 2 + 2 + 2 + 3 + 1 + 613 + 2 + 5 + 31 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (2223161325313) and next prime (2223161325317).

It is not a de Polignac number, because 2223161325315 - 2¹ = 2223161325313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2223161325315.

It is not an unprimeable number, because it can be changed into a prime (2223161325313) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 392089110 + ... + 392094779.

It is an arithmetic number, because the mean of its divisors is an integer number (113863500828).

Almost surely, 2^{2223161325315} is an apocalyptic number.

2223161325315 is an abundant number, since it is smaller than the sum of its proper divisors (2331378707805).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2223161325315 is an equidigital number, since it uses as much as digits as its factorization.

2223161325315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784183913 (or 784183904 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

Adding to 2223161325315 its reverse (5135231613222), we get a palindrome (7358392938537).

The spelling of 2223161325315 in words is "two trillion, two hundred twenty-three billion, one hundred sixty-one million, three hundred twenty-five thousand, three hundred fifteen".