101210012209 has 8 divisors (see below), whose sum is σ = 104757500160. Its totient is φ = 97666356816.

The previous prime is 101210012201. The next prime is 101210012221. The reversal of 101210012209 is 902210012101.

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 101210012209 - 2³ = 101210012201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101210012201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 904347 + ... + 1010080.

It is an arithmetic number, because the mean of its divisors is an integer number (13094687520).

Almost surely, 2^101210012209 is an apocalyptic number.

It is an amenable number.

101210012209 is a deficient number, since it is larger than the sum of its proper divisors (3547487951).

101210012209 is a wasteful number, since it uses less digits than its factorization.

101210012209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1916279.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 101210012209 in words is "one hundred one billion, two hundred ten million, twelve thousand, two hundred nine".