202423131241 has 2 divisors, whose sum is σ = 202423131242. Its totient is φ = 202423131240.

The previous prime is 202423131233. The next prime is 202423131259. The reversal of 202423131241 is 142131324202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 150994416400 + 51428714841 = 388580^2 + 226779^2 .

It is a cyclic number.

It is not a de Polignac number, because 202423131241 - 2³ = 202423131233 is a prime.

It is a super-2 number, since 2×202423131241² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (202423135241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101211565620 + 101211565621.

It is an arithmetic number, because the mean of its divisors is an integer number (101211565621).

Almost surely, 2^202423131241 is an apocalyptic number.

It is an amenable number.

202423131241 is a deficient number, since it is larger than the sum of its proper divisors (1).

202423131241 is an equidigital number, since it uses as much as digits as its factorization.

202423131241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 202423131241 its reverse (142131324202), we get a palindrome (344554455443).

The spelling of 202423131241 in words is "two hundred two billion, four hundred twenty-three million, one hundred thirty-one thousand, two hundred forty-one".