21441125125302 has 16 divisors (see below), whose sum is σ = 42882578550000. Its totient is φ = 7146986991872.

The previous prime is 21441125125297. The next prime is 21441125125373. The reversal of 21441125125302 is 20352152114412.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 12826023 + ... + 14401010.

It is an arithmetic number, because the mean of its divisors is an integer number (2680161159375).

Almost surely, 2^{21441125125302} is an apocalyptic number.

21441125125302 is an abundant number, since it is smaller than the sum of its proper divisors (21441453424698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21441125125302 is a wasteful number, since it uses less digits than its factorization.

21441125125302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27358287.

The product of its (nonzero) digits is 19200, while the sum is 33.

Adding to 21441125125302 its reverse (20352152114412), we get a palindrome (41793277239714).

The spelling of 21441125125302 in words is "twenty-one trillion, four hundred forty-one billion, one hundred twenty-five million, one hundred twenty-five thousand, three hundred two".