412243231331381 has 2 divisors, whose sum is σ = 412243231331382. Its totient is φ = 412243231331380.

The previous prime is 412243231331363. The next prime is 412243231331453. The reversal of 412243231331381 is 183133132342214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 297008481116356 + 115234750215025 = 17233934^2 + 10734745^2 .

It is a cyclic number.

It is not a de Polignac number, because 412243231331381 - 2¹⁴ = 412243231314997 is a prime.

It is a super-2 number, since 2×412243231331381² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (412243231331081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206121615665690 + 206121615665691.

It is an arithmetic number, because the mean of its divisors is an integer number (206121615665691).

Almost surely, 2^{412243231331381} is an apocalyptic number.

It is an amenable number.

412243231331381 is a deficient number, since it is larger than the sum of its proper divisors (1).

412243231331381 is an equidigital number, since it uses as much as digits as its factorization.

412243231331381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 248832, while the sum is 41.

Adding to 412243231331381 its reverse (183133132342214), we get a palindrome (595376363673595).

The spelling of 412243231331381 in words is "four hundred twelve trillion, two hundred forty-three billion, two hundred thirty-one million, three hundred thirty-one thousand, three hundred eighty-one".