10104040221 has 16 divisors (see below), whose sum is σ = 14945886720. Its totient is φ = 6019868720.

The previous prime is 10104040207. The next prime is 10104040259. The reversal of 10104040221 is 12204040101.

It is a cyclic number.

It is not a de Polignac number, because 10104040221 - 2⁵ = 10104040189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10104040221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10104040021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2592825 + ... + 2596718.

It is an arithmetic number, because the mean of its divisors is an integer number (934117920).

Almost surely, 2^10104040221 is an apocalyptic number.

10104040221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10104040221 is a deficient number, since it is larger than the sum of its proper divisors (4841846499).

10104040221 is a wasteful number, since it uses less digits than its factorization.

10104040221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5189616.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10104040221 its reverse (12204040101), we get a palindrome (22308080322).

The spelling of 10104040221 in words is "ten billion, one hundred four million, forty thousand, two hundred twenty-one".