10104100221 has 32 divisors (see below), whose sum is σ = 14093464320. Its totient is φ = 6431040000.

The previous prime is 10104100217. The next prime is 10104100249. The reversal of 10104100221 is 12200140101.

It is a happy number.

10104100221 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10104100221 - 2² = 10104100217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10104100197 and 10104100206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10104100121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3059271 + ... + 3062571.

It is an arithmetic number, because the mean of its divisors is an integer number (440420760).

Almost surely, 2^10104100221 is an apocalyptic number.

It is an amenable number.

10104100221 is a deficient number, since it is larger than the sum of its proper divisors (3989364099).

10104100221 is a wasteful number, since it uses less digits than its factorization.

10104100221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3717.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10104100221 its reverse (12200140101), we get a palindrome (22304240322).

The spelling of 10104100221 in words is "ten billion, one hundred four million, one hundred thousand, two hundred twenty-one".