1342224230221 has 12 divisors (see below), whose sum is σ = 1629248224032. Its totient is φ = 1100457131928.

The previous prime is 1342224230219. The next prime is 1342224230251. The reversal of 1342224230221 is 1220324222431.

It is not a de Polignac number, because 1342224230221 - 2¹ = 1342224230219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1342224230221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342224230201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 595484335 + ... + 595486588.

It is an arithmetic number, because the mean of its divisors is an integer number (135770685336).

Almost surely, 2^{1342224230221} is an apocalyptic number.

It is an amenable number.

1342224230221 is a deficient number, since it is larger than the sum of its proper divisors (287023993811).

1342224230221 is a wasteful number, since it uses less digits than its factorization.

1342224230221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190970960 (or 1190970953 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 1342224230221 its reverse (1220324222431), we get a palindrome (2562548452652).

The spelling of 1342224230221 in words is "one trillion, three hundred forty-two billion, two hundred twenty-four million, two hundred thirty thousand, two hundred twenty-one".