421222314311 has 2 divisors, whose sum is σ = 421222314312. Its totient is φ = 421222314310.

The previous prime is 421222314307. The next prime is 421222314371. The reversal of 421222314311 is 113413222124.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 421222314311 - 2² = 421222314307 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (421222314371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210611157155 + 210611157156.

It is an arithmetic number, because the mean of its divisors is an integer number (210611157156).

Almost surely, 2^421222314311 is an apocalyptic number.

421222314311 is a deficient number, since it is larger than the sum of its proper divisors (1).

421222314311 is an equidigital number, since it uses as much as digits as its factorization.

421222314311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2304, while the sum is 26.

Adding to 421222314311 its reverse (113413222124), we get a palindrome (534635536435).

The spelling of 421222314311 in words is "four hundred twenty-one billion, two hundred twenty-two million, three hundred fourteen thousand, three hundred eleven".