201420340411 has 2 divisors, whose sum is σ = 201420340412. Its totient is φ = 201420340410.

The previous prime is 201420340397. The next prime is 201420340417. The reversal of 201420340411 is 114043024102.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201420340411 - 2³³ = 192830405819 is a prime.

It is not a weakly prime, because it can be changed into another prime (201420340417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100710170205 + 100710170206.

It is an arithmetic number, because the mean of its divisors is an integer number (100710170206).

Almost surely, 2^201420340411 is an apocalyptic number.

201420340411 is a deficient number, since it is larger than the sum of its proper divisors (1).

201420340411 is an equidigital number, since it uses as much as digits as its factorization.

201420340411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 201420340411 its reverse (114043024102), we get a palindrome (315463364513).

The spelling of 201420340411 in words is "two hundred one billion, four hundred twenty million, three hundred forty thousand, four hundred eleven".