2302243323140 has 12 divisors (see below), whose sum is σ = 4834710978636. Its totient is φ = 920897329248.

The previous prime is 2302243323139. The next prime is 2302243323143. The reversal of 2302243323140 is 413233422032.

It can be written as a sum of positive squares in 2 ways, for example, as 492287463424 + 1809955859716 = 701632^2 + 1345346^2 .

It is not an unprimeable number, because it can be changed into a prime (2302243323143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57556083059 + ... + 57556083098.

It is an arithmetic number, because the mean of its divisors is an integer number (402892581553).

Almost surely, 2^{2302243323140} is an apocalyptic number.

2302243323140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2302243323140 is an abundant number, since it is smaller than the sum of its proper divisors (2532467655496).

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

2302243323140 is a wasteful number, since it uses less digits than its factorization.

2302243323140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115112166166 (or 115112166164 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 2302243323140 its reverse (413233422032), we get a palindrome (2715476745172).

The spelling of 2302243323140 in words is "two trillion, three hundred two billion, two hundred forty-three million, three hundred twenty-three thousand, one hundred forty".