1422231305405 has 16 divisors (see below), whose sum is σ = 1719162278400. Its totient is φ = 1129463870400.

The previous prime is 1422231305377. The next prime is 1422231305437. The reversal of 1422231305405 is 5045031322241.

It is not a de Polignac number, because 1422231305405 - 2⁸ = 1422231305149 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5878580 + ... + 6115730.

It is an arithmetic number, because the mean of its divisors is an integer number (107447642400).

Almost surely, 2^{1422231305405} is an apocalyptic number.

It is an amenable number.

1422231305405 is a deficient number, since it is larger than the sum of its proper divisors (296930972995).

1422231305405 is a wasteful number, since it uses less digits than its factorization.

1422231305405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245924.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 1422231305405 its reverse (5045031322241), we get a palindrome (6467262627646).

The spelling of 1422231305405 in words is "one trillion, four hundred twenty-two billion, two hundred thirty-one million, three hundred five thousand, four hundred five".