1421202224423 has 2 divisors, whose sum is σ = 1421202224424. Its totient is φ = 1421202224422.

The previous prime is 1421202224347. The next prime is 1421202224441. The reversal of 1421202224423 is 3244222021241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1421202224423 - 2²⁰ = 1421201175847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1421202274423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710601112211 + 710601112212.

It is an arithmetic number, because the mean of its divisors is an integer number (710601112212).

Almost surely, 2^{1421202224423} is an apocalyptic number.

1421202224423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1421202224423 is an equidigital number, since it uses as much as digits as its factorization.

1421202224423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 1421202224423 its reverse (3244222021241), we get a palindrome (4665424245664).

The spelling of 1421202224423 in words is "one trillion, four hundred twenty-one billion, two hundred two million, two hundred twenty-four thousand, four hundred twenty-three".