10415214221 has 4 divisors (see below), whose sum is σ = 10415708352. Its totient is φ = 10414720092.

The previous prime is 10415214209. The next prime is 10415214307. The reversal of 10415214221 is 12241251401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10415214221 - 2¹⁰ = 10415213197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10415214421) 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, 213971 + ... + 258096.

It is an arithmetic number, because the mean of its divisors is an integer number (2603927088).

Almost surely, 2^10415214221 is an apocalyptic number.

It is an amenable number.

10415214221 is a deficient number, since it is larger than the sum of its proper divisors (494131).

10415214221 is an equidigital number, since it uses as much as digits as its factorization.

10415214221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494130.

The product of its (nonzero) digits is 640, while the sum is 23.

Adding to 10415214221 its reverse (12241251401), we get a palindrome (22656465622).

The spelling of 10415214221 in words is "ten billion, four hundred fifteen million, two hundred fourteen thousand, two hundred twenty-one".