10212102111109 has 8 divisors (see below), whose sum is σ = 10243106577792. Its totient is φ = 10181098561920.

The previous prime is 10212102111077. The next prime is 10212102111131. The reversal of 10212102111109 is 90111120121201.

It is a happy number.

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 10212102111109 - 2⁵ = 10212102111077 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10212102111109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212102112109) 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, 26938212 + ... + 27314674.

It is an arithmetic number, because the mean of its divisors is an integer number (1280388322224).

Almost surely, 2^{10212102111109} is an apocalyptic number.

It is an amenable number.

10212102111109 is a deficient number, since it is larger than the sum of its proper divisors (31004466683).

10212102111109 is an equidigital number, since it uses as much as digits as its factorization.

10212102111109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458747.

The product of its (nonzero) digits is 72, while the sum is 22.

The spelling of 10212102111109 in words is "ten trillion, two hundred twelve billion, one hundred two million, one hundred eleven thousand, one hundred nine".