212100333109 has 8 divisors (see below), whose sum is σ = 242503945088. Its totient is φ = 181722612240.

The previous prime is 212100333073. The next prime is 212100333119. The reversal of 212100333109 is 901333001212.

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 212100333109 - 2²⁷ = 211966115381 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 (212100333119) 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, 6455217 + ... + 6487990.

It is an arithmetic number, because the mean of its divisors is an integer number (30312993136).

Almost surely, 2^212100333109 is an apocalyptic number.

It is an amenable number.

212100333109 is a deficient number, since it is larger than the sum of its proper divisors (30403611979).

212100333109 is a wasteful number, since it uses less digits than its factorization.

212100333109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12945555.

The product of its (nonzero) digits is 972, while the sum is 25.

The spelling of 212100333109 in words is "two hundred twelve billion, one hundred million, three hundred thirty-three thousand, one hundred nine".