10212101009999 has 4 divisors (see below), whose sum is σ = 11670972582864. Its totient is φ = 8753229437136.

The previous prime is 10212101009993. The next prime is 10212101010053. The reversal of 10212101009999 is 99990010121201.

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

It is a cyclic number.

It is not a de Polignac number, because 10212101009999 - 2³² = 10207806042703 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212101009993) 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, 729435786422 + ... + 729435786435.

It is an arithmetic number, because the mean of its divisors is an integer number (2917743145716).

Almost surely, 2^{10212101009999} is an apocalyptic number.

10212101009999 is a deficient number, since it is larger than the sum of its proper divisors (1458871572865).

10212101009999 is an equidigital number, since it uses as much as digits as its factorization.

10212101009999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1458871572864.

The product of its (nonzero) digits is 26244, while the sum is 44.

The spelling of 10212101009999 in words is "ten trillion, two hundred twelve billion, one hundred one million, nine thousand, nine hundred ninety-nine".