20122442214405 has 16 divisors (see below), whose sum is σ = 32196419850624. Its totient is φ = 10731798411840.

The previous prime is 20122442214397. The next prime is 20122442214421. The reversal of 20122442214405 is 50441224422102.

It is not a de Polignac number, because 20122442214405 - 2³ = 20122442214397 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, 9696094 + ... + 11587023.

It is an arithmetic number, because the mean of its divisors is an integer number (2012276240664).

Almost surely, 2^{20122442214405} is an apocalyptic number.

It is an amenable number.

20122442214405 is a deficient number, since it is larger than the sum of its proper divisors (12073977636219).

20122442214405 is a wasteful number, since it uses less digits than its factorization.

20122442214405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21346156.

The product of its (nonzero) digits is 40960, while the sum is 33.

Adding to 20122442214405 its reverse (50441224422102), we get a palindrome (70563666636507).

The spelling of 20122442214405 in words is "twenty trillion, one hundred twenty-two billion, four hundred forty-two million, two hundred fourteen thousand, four hundred five".