21441025320122 has 16 divisors (see below), whose sum is σ = 32302038364992. Its totient is φ = 10673698620480.

The previous prime is 21441025320119. The next prime is 21441025320191. The reversal of 21441025320122 is 22102352014412.

It is a super-2 number, since 2×21441025320122² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2644088 + ... + 7062099.

It is an arithmetic number, because the mean of its divisors is an integer number (2018877397812).

Almost surely, 2^{21441025320122} is an apocalyptic number.

21441025320122 is a deficient number, since it is larger than the sum of its proper divisors (10861013044870).

21441025320122 is a wasteful number, since it uses less digits than its factorization.

21441025320122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9711013.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 21441025320122 its reverse (22102352014412), we get a palindrome (43543377334534).

The spelling of 21441025320122 in words is "twenty-one trillion, four hundred forty-one billion, twenty-five million, three hundred twenty thousand, one hundred twenty-two".