2302243123420 has 48 divisors (see below), whose sum is σ = 4851009773568. Its totient is φ = 917793676800.

The previous prime is 2302243123391. The next prime is 2302243123429. The reversal of 2302243123420 is 243213422032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2302243123429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39415077 + ... + 39473443.

It is an arithmetic number, because the mean of its divisors is an integer number (101062703616).

Almost surely, 2^{2302243123420} is an apocalyptic number.

2302243123420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2302243123420 is an abundant number, since it is smaller than the sum of its proper divisors (2548766650148).

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

2302243123420 is a wasteful number, since it uses less digits than its factorization.

2302243123420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64990 (or 64988 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 2302243123420 its reverse (243213422032), we get a palindrome (2545456545452).

The spelling of 2302243123420 in words is "two trillion, three hundred two billion, two hundred forty-three million, one hundred twenty-three thousand, four hundred twenty".