10210012109 has 4 divisors (see below), whose sum is σ = 11138195040. Its totient is φ = 9281829180.

The previous prime is 10210012073. The next prime is 10210012139. The reversal of 10210012109 is 90121001201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10210012109 - 2¹² = 10210008013 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 (10210012139) 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, 464091449 + ... + 464091470.

It is an arithmetic number, because the mean of its divisors is an integer number (2784548760).

Almost surely, 2^10210012109 is an apocalyptic number.

It is an amenable number.

10210012109 is a deficient number, since it is larger than the sum of its proper divisors (928182931).

10210012109 is an equidigital number, since it uses as much as digits as its factorization.

10210012109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928182930.

The product of its (nonzero) digits is 36, while the sum is 17.

The spelling of 10210012109 in words is "ten billion, two hundred ten million, twelve thousand, one hundred nine".