5105220205501 has 8 divisors (see below), whose sum is σ = 5646522140504. Its totient is φ = 4585145797440.

The previous prime is 5105220205451. The next prime is 5105220205511. The reversal of 5105220205501 is 1055020225015.

It can be written as a sum of positive squares in 4 ways, for example, as 85805641476 + 5019414564025 = 292926^2 + 2240405^2 .

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

It is not a de Polignac number, because 5105220205501 - 2²¹ = 5105218108349 is a prime.

It is a super-2 number, since 2×5105220205501² (a number of 26 digits) contains 22 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 5105220205501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5105220205511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5306881230 + ... + 5306882191.

It is an arithmetic number, because the mean of its divisors is an integer number (705815267563).

Almost surely, 2^{5105220205501} is an apocalyptic number.

It is an amenable number.

5105220205501 is a deficient number, since it is larger than the sum of its proper divisors (541301935003).

5105220205501 is a wasteful number, since it uses less digits than its factorization.

5105220205501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10613763471.

The product of its (nonzero) digits is 5000, while the sum is 28.

The spelling of 5105220205501 in words is "five trillion, one hundred five billion, two hundred twenty million, two hundred five thousand, five hundred one".