1422221401313 has 4 divisors (see below), whose sum is σ = 1436302801428. Its totient is φ = 1408140001200.

The previous prime is 1422221401309. The next prime is 1422221401333. The reversal of 1422221401313 is 3131041222241.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1018147595089 + 404073806224 = 1009033^2 + 635668^2 .

It is a cyclic number.

It is not a de Polignac number, because 1422221401313 - 2² = 1422221401309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1422221401333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7040699906 + ... + 7040700107.

It is an arithmetic number, because the mean of its divisors is an integer number (359075700357).

Almost surely, 2^{1422221401313} is an apocalyptic number.

It is an amenable number.

1422221401313 is a deficient number, since it is larger than the sum of its proper divisors (14081400115).

1422221401313 is a wasteful number, since it uses less digits than its factorization.

1422221401313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14081400114.

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

Adding to 1422221401313 its reverse (3131041222241), we get a palindrome (4553262623554).

The spelling of 1422221401313 in words is "one trillion, four hundred twenty-two billion, two hundred twenty-one million, four hundred one thousand, three hundred thirteen".