10152504050221 has 4 divisors (see below), whose sum is σ = 10933465900252. Its totient is φ = 9371542200192.

The previous prime is 10152504050207. The next prime is 10152504050279. The reversal of 10152504050221 is 12205040525101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5942313034596 + 4210191015625 = 2437686^2 + 2051875^2 .

It is a cyclic number.

It is not a de Polignac number, because 10152504050221 - 2¹⁷ = 10152503919149 is a prime.

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 10152504050221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10152504056221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 390480924996 + ... + 390480925021.

It is an arithmetic number, because the mean of its divisors is an integer number (2733366475063).

Almost surely, 2^{10152504050221} is an apocalyptic number.

It is an amenable number.

10152504050221 is a deficient number, since it is larger than the sum of its proper divisors (780961850031).

10152504050221 is an equidigital number, since it uses as much as digits as its factorization.

10152504050221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780961850030.

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

Adding to 10152504050221 its reverse (12205040525101), we get a palindrome (22357544575322).

The spelling of 10152504050221 in words is "ten trillion, one hundred fifty-two billion, five hundred four million, fifty thousand, two hundred twenty-one".