21250603300141 has 8 divisors (see below), whose sum is σ = 21293407052000. Its totient is φ = 21207800418768.

The previous prime is 21250603300117. The next prime is 21250603300249. The reversal of 21250603300141 is 14100330605212.

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

It is a cyclic number.

It is not a de Polignac number, because 21250603300141 - 2³¹ = 21248455816493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21250603300741) 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 7 ways as a sum of consecutive naturals, for example, 74246590 + ... + 74532256.

It is an arithmetic number, because the mean of its divisors is an integer number (2661675881500).

Almost surely, 2^{21250603300141} is an apocalyptic number.

It is an amenable number.

21250603300141 is a deficient number, since it is larger than the sum of its proper divisors (42803751859).

21250603300141 is a wasteful number, since it uses less digits than its factorization.

21250603300141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435243.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 21250603300141 its reverse (14100330605212), we get a palindrome (35350933905353).

The spelling of 21250603300141 in words is "twenty-one trillion, two hundred fifty billion, six hundred three million, three hundred thousand, one hundred forty-one".