210010129999 has 8 divisors (see below), whose sum is σ = 213979866912. Its totient is φ = 206040662880.

The previous prime is 210010129981. The next prime is 210010130089. The reversal of 210010129999 is 999921010012.

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 210010129999 - 2²¹ = 210008032847 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 (210010129949) 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, 2247577 + ... + 2339149.

It is an arithmetic number, because the mean of its divisors is an integer number (26747483364).

Almost surely, 2^210010129999 is an apocalyptic number.

210010129999 is a deficient number, since it is larger than the sum of its proper divisors (3969736913).

210010129999 is an equidigital number, since it uses as much as digits as its factorization.

210010129999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134897.

The product of its (nonzero) digits is 26244, while the sum is 43.

The spelling of 210010129999 in words is "two hundred ten billion, ten million, one hundred twenty-nine thousand, nine hundred ninety-nine".