12143312302402 has 8 divisors (see below), whose sum is σ = 18513574494012. Its totient is φ = 5972120804400.

The previous prime is 12143312302393. The next prime is 12143312302439. The reversal of 12143312302402 is 20420321334121.

It can be written as a sum of positive squares in 2 ways, for example, as 10251644908761 + 1891667393641 = 3201819^2 + 1375379^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49767673249 + ... + 49767673492.

Almost surely, 2^{12143312302402} is an apocalyptic number.

12143312302402 is a deficient number, since it is larger than the sum of its proper divisors (6370262191610).

12143312302402 is an equidigital number, since it uses as much as digits as its factorization.

12143312302402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99535346804.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 12143312302402 its reverse (20420321334121), we get a palindrome (32563633636523).

The spelling of 12143312302402 in words is "twelve trillion, one hundred forty-three billion, three hundred twelve million, three hundred two thousand, four hundred two".