10211243210099 has 4 divisors (see below), whose sum is σ = 10563355044960. Its totient is φ = 9859131375240.

The previous prime is 10211243210011. The next prime is 10211243210101. The reversal of 10211243210099 is 99001234211201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10211243210099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10211243210009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176055917387 + ... + 176055917444.

It is an arithmetic number, because the mean of its divisors is an integer number (2640838761240).

Almost surely, 2^{10211243210099} is an apocalyptic number.

10211243210099 is a deficient number, since it is larger than the sum of its proper divisors (352111834861).

10211243210099 is an equidigital number, since it uses as much as digits as its factorization.

10211243210099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352111834860.

The product of its (nonzero) digits is 7776, while the sum is 35.

The spelling of 10211243210099 in words is "ten trillion, two hundred eleven billion, two hundred forty-three million, two hundred ten thousand, ninety-nine".