104052100221 has 12 divisors (see below), whose sum is σ = 152844893760. Its totient is φ = 68192336520.

The previous prime is 104052100219. The next prime is 104052100309. The reversal of 104052100221 is 122001250401.

It is not a de Polignac number, because 104052100221 - 2¹ = 104052100219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 104052100194 and 104052100203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104052101221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97976965 + ... + 97978026.

It is an arithmetic number, because the mean of its divisors is an integer number (12737074480).

Almost surely, 2^104052100221 is an apocalyptic number.

It is an amenable number.

104052100221 is a deficient number, since it is larger than the sum of its proper divisors (48792793539).

104052100221 is a wasteful number, since it uses less digits than its factorization.

104052100221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195955056 (or 195955053 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

Adding to 104052100221 its reverse (122001250401), we get a palindrome (226053350622).

The spelling of 104052100221 in words is "one hundred four billion, fifty-two million, one hundred thousand, two hundred twenty-one".