3223212201421 has 2 divisors, whose sum is σ = 3223212201422. Its totient is φ = 3223212201420.

The previous prime is 3223212201401. The next prime is 3223212201467. The reversal of 3223212201421 is 1241022123223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2680050571396 + 543161630025 = 1637086^2 + 736995^2 .

It is an emirp because it is prime and its reverse (1241022123223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3223212201421 - 2¹⁵ = 3223212168653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3223212201401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1611606100710 + 1611606100711.

It is an arithmetic number, because the mean of its divisors is an integer number (1611606100711).

Almost surely, 2^{3223212201421} is an apocalyptic number.

It is an amenable number.

3223212201421 is a deficient number, since it is larger than the sum of its proper divisors (1).

3223212201421 is an equidigital number, since it uses as much as digits as its factorization.

3223212201421 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 3223212201421 its reverse (1241022123223), we get a palindrome (4464234324644).

The spelling of 3223212201421 in words is "three trillion, two hundred twenty-three billion, two hundred twelve million, two hundred one thousand, four hundred twenty-one".