10100021210999 has 2 divisors, whose sum is σ = 10100021211000. Its totient is φ = 10100021210998.

The previous prime is 10100021210959. The next prime is 10100021211047. The reversal of 10100021210999 is 99901212000101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10100021210999 - 2¹⁶ = 10100021145463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10100021210959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050010605499 + 5050010605500.

It is an arithmetic number, because the mean of its divisors is an integer number (5050010605500).

Almost surely, 2^{10100021210999} is an apocalyptic number.

10100021210999 is a deficient number, since it is larger than the sum of its proper divisors (1).

10100021210999 is an equidigital number, since it uses as much as digits as its factorization.

10100021210999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 35.

The spelling of 10100021210999 in words is "ten trillion, one hundred billion, twenty-one million, two hundred ten thousand, nine hundred ninety-nine".