2302013221045 has 4 divisors (see below), whose sum is σ = 2762415865260. Its totient is φ = 1841610576832.

The previous prime is 2302013221043. The next prime is 2302013221117. The reversal of 2302013221045 is 5401223102032.

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 442330076241 + 1859683144804 = 665079^2 + 1363702^2 .

It is a cyclic number.

It is not a de Polignac number, because 2302013221045 - 2¹ = 2302013221043 is a prime.

It is a super-3 number, since 3×2302013221045³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2302013221043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230201322100 + ... + 230201322109.

It is an arithmetic number, because the mean of its divisors is an integer number (690603966315).

Almost surely, 2^{2302013221045} is an apocalyptic number.

It is an amenable number.

2302013221045 is a deficient number, since it is larger than the sum of its proper divisors (460402644215).

2302013221045 is an equidigital number, since it uses as much as digits as its factorization.

2302013221045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460402644214.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 2302013221045 its reverse (5401223102032), we get a palindrome (7703236323077).

The spelling of 2302013221045 in words is "two trillion, three hundred two billion, thirteen million, two hundred twenty-one thousand, forty-five".