21422411422413 has 8 divisors (see below), whose sum is σ = 28564815391776. Its totient is φ = 14280807534000.

The previous prime is 21422411422351. The next prime is 21422411422523. The reversal of 21422411422413 is 31422411422412.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 21422411422413 - 2¹⁷ = 21422411291341 is a prime.

It is a super-2 number, since 2×21422411422413² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21422411442413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199957758 + ... + 200064863.

It is an arithmetic number, because the mean of its divisors is an integer number (3570601923972).

Almost surely, 2^{21422411422413} is an apocalyptic number.

It is an amenable number.

21422411422413 is a deficient number, since it is larger than the sum of its proper divisors (7142403969363).

21422411422413 is a wasteful number, since it uses less digits than its factorization.

21422411422413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400040475.

The product of its digits is 24576, while the sum is 33.

Adding to 21422411422413 its reverse (31422411422412), we get a palindrome (52844822844825).

Subtracting 21422411422413 from its reverse (31422411422412), we obtain a palindrome (9999999999999).

The spelling of 21422411422413 in words is "twenty-one trillion, four hundred twenty-two billion, four hundred eleven million, four hundred twenty-two thousand, four hundred thirteen".