431122220341 has 2 divisors, whose sum is σ = 431122220342. Its totient is φ = 431122220340.

The previous prime is 431122220329. The next prime is 431122220383. The reversal of 431122220341 is 143022221134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 279687611025 + 151434609316 = 528855^2 + 389146^2 .

It is a cyclic number.

It is not a de Polignac number, because 431122220341 - 2¹⁹ = 431121696053 is a prime.

It is a super-3 number, since 3×431122220341³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (431122223341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215561110170 + 215561110171.

It is an arithmetic number, because the mean of its divisors is an integer number (215561110171).

Almost surely, 2^431122220341 is an apocalyptic number.

It is an amenable number.

431122220341 is a deficient number, since it is larger than the sum of its proper divisors (1).

431122220341 is an equidigital number, since it uses as much as digits as its factorization.

431122220341 is an evil number, because the sum of its binary digits is even.

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

Adding to 431122220341 its reverse (143022221134), we get a palindrome (574144441475).

The spelling of 431122220341 in words is "four hundred thirty-one billion, one hundred twenty-two million, two hundred twenty thousand, three hundred forty-one".