10211221199 has 8 divisors (see below), whose sum is σ = 10242141120. Its totient is φ = 10180331136.

The previous prime is 10211221183. The next prime is 10211221219. The reversal of 10211221199 is 99112211201.

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 10211221199 - 2⁴ = 10211221183 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 (10211221109) 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, 808874 + ... + 821400.

It is an arithmetic number, because the mean of its divisors is an integer number (1280267640).

Almost surely, 2^10211221199 is an apocalyptic number.

10211221199 is a deficient number, since it is larger than the sum of its proper divisors (30919921).

10211221199 is a wasteful number, since it uses less digits than its factorization.

10211221199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14929.

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 10211221199 in words is "ten billion, two hundred eleven million, two hundred twenty-one thousand, one hundred ninety-nine".