20422332412201 has 4 divisors (see below), whose sum is σ = 20496059244292. Its totient is φ = 20348605580112.

The previous prime is 20422332412147. The next prime is 20422332412283. The reversal of 20422332412201 is 10221423322402.

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 10878255168400 + 9544077243801 = 3298220^2 + 3089349^2 .

It is a cyclic number.

It is not a de Polignac number, because 20422332412201 - 2²⁷ = 20422198194473 is a prime.

It is a super-2 number, since 2×20422332412201² (a number of 27 digits) contains 22 as substring.

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 20422332412201.

It is not an unprimeable number, because it can be changed into a prime (20422332413201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36863415630 + ... + 36863416183.

It is an arithmetic number, because the mean of its divisors is an integer number (5124014811073).

Almost surely, 2^{20422332412201} is an apocalyptic number.

It is an amenable number.

20422332412201 is a deficient number, since it is larger than the sum of its proper divisors (73726832091).

20422332412201 is an equidigital number, since it uses as much as digits as its factorization.

20422332412201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73726832090.

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

Adding to 20422332412201 its reverse (10221423322402), we get a palindrome (30643755734603).

The spelling of 20422332412201 in words is "twenty trillion, four hundred twenty-two billion, three hundred thirty-two million, four hundred twelve thousand, two hundred one".