5140102550221 has 4 divisors (see below), whose sum is σ = 5140107676444. Its totient is φ = 5140097424000.

The previous prime is 5140102550207. The next prime is 5140102550267. The reversal of 5140102550221 is 1220552010415.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 3119480102025 + 2020622448196 = 1766205^2 + 1421486^2 .

It is a cyclic number.

It is not a de Polignac number, because 5140102550221 - 2²⁷ = 5139968332493 is a prime.

It is a super-3 number, since 3×5140102550221³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5140102550221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5140102550321) 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 3 ways as a sum of consecutive naturals, for example, 511830 + ... + 3246871.

It is an arithmetic number, because the mean of its divisors is an integer number (1285026919111).

Almost surely, 2^{5140102550221} is an apocalyptic number.

It is an amenable number.

5140102550221 is a deficient number, since it is larger than the sum of its proper divisors (5126223).

5140102550221 is a wasteful number, since it uses less digits than its factorization.

5140102550221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5126222.

The product of its (nonzero) digits is 4000, while the sum is 28.

Adding to 5140102550221 its reverse (1220552010415), we get a palindrome (6360654560636).

The spelling of 5140102550221 in words is "five trillion, one hundred forty billion, one hundred two million, five hundred fifty thousand, two hundred twenty-one".