5203001002221 has 32 divisors (see below), whose sum is σ = 8410561689600. Its totient is φ = 3152707248240.

The previous prime is 5203001002219. The next prime is 5203001002223. The reversal of 5203001002221 is 1222001003025.

5203001002221 is a `hidden beast` number, since 520 + 3 + 0 + 0 + 100 + 22 + 21 = 666.

It is an interprime number because it is at equal distance from previous prime (5203001002219) and next prime (5203001002223).

It is not a de Polignac number, because 5203001002221 - 2¹ = 5203001002219 is a prime.

It is a super-2 number, since 2×5203001002221² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5203001002194 and 5203001002203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5203001002223) 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 31 ways as a sum of consecutive naturals, for example, 241711 + ... + 3234876.

It is an arithmetic number, because the mean of its divisors is an integer number (262830052800).

Almost surely, 2^{5203001002221} is an apocalyptic number.

It is an amenable number.

5203001002221 is a deficient number, since it is larger than the sum of its proper divisors (3207560687379).

5203001002221 is a wasteful number, since it uses less digits than its factorization.

5203001002221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3481646 (or 3481640 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

Adding to 5203001002221 its reverse (1222001003025), we get a palindrome (6425002005246).

The spelling of 5203001002221 in words is "five trillion, two hundred three billion, one million, two thousand, two hundred twenty-one".