212001100099 has 8 divisors (see below), whose sum is σ = 229946674608. Its totient is φ = 194663850240.

The previous prime is 212001100081. The next prime is 212001100139. The reversal of 212001100099 is 990001100212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 212001100099 - 2⁷ = 212001099971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212001100019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152080437 + ... + 152081830.

It is an arithmetic number, because the mean of its divisors is an integer number (28743334326).

Almost surely, 2^212001100099 is an apocalyptic number.

212001100099 is a deficient number, since it is larger than the sum of its proper divisors (17945574509).

212001100099 is a wasteful number, since it uses less digits than its factorization.

212001100099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304162325.

The product of its (nonzero) digits is 324, while the sum is 25.

The spelling of 212001100099 in words is "two hundred twelve billion, one million, one hundred thousand, ninety-nine".