10121219 has 8 divisors (see below), whose sum is σ = 10819872. Its totient is φ = 9444160.

The previous prime is 10121183. The next prime is 10121233. The reversal of 10121219 is 91212101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10121219 - 2⁸ = 10120963 is a prime.

It is a super-2 number, since 2×10121219² = 204878148091922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10121197 and 10121206.

It is not an unprimeable number, because it can be changed into a prime (10121299) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4424 + ... + 6309.

It is an arithmetic number, because the mean of its divisors is an integer number (1352484).

Almost surely, 2^10121219 is an apocalyptic number.

10121219 is a deficient number, since it is larger than the sum of its proper divisors (698653).

10121219 is a wasteful number, since it uses less digits than its factorization.

10121219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10797.

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 10121219 is about 3181.3863330316. The cubic root of 10121219 is about 216.3105030792.

The spelling of 10121219 in words is "ten million, one hundred twenty-one thousand, two hundred nineteen".