21322414050404 has 6 divisors (see below), whose sum is σ = 37314224588214. Its totient is φ = 10661207025200.

The previous prime is 21322414050403. The next prime is 21322414050481. The reversal of 21322414050404 is 40405041422312.

It can be written as a sum of positive squares in only one way, i.e., 12811016245504 + 8511397804900 = 3579248^2 + 2917430^2 .

It is not an unprimeable number, because it can be changed into a prime (21322414050401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2665301756297 + ... + 2665301756304.

It is an arithmetic number, because the mean of its divisors is an integer number (6219037431369).

Almost surely, 2^{21322414050404} is an apocalyptic number.

It is an amenable number.

21322414050404 is a deficient number, since it is larger than the sum of its proper divisors (15991810537810).

21322414050404 is a wasteful number, since it uses less digits than its factorization.

21322414050404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5330603512605 (or 5330603512603 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 21322414050404 its reverse (40405041422312), we get a palindrome (61727455472716).

The spelling of 21322414050404 in words is "twenty-one trillion, three hundred twenty-two billion, four hundred fourteen million, fifty thousand, four hundred four".