212132103199 has 4 divisors (see below), whose sum is σ = 212135757120. Its totient is φ = 212128449280.

The previous prime is 212132103181. The next prime is 212132103233. The reversal of 212132103199 is 991301231212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212132103199 - 2⁹ = 212132102687 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 (212132103149) 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, 1738447 + ... + 1856464.

It is an arithmetic number, because the mean of its divisors is an integer number (53033939280).

Almost surely, 2^212132103199 is an apocalyptic number.

212132103199 is a deficient number, since it is larger than the sum of its proper divisors (3653921).

212132103199 is an equidigital number, since it uses as much as digits as its factorization.

212132103199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3653920.

The product of its (nonzero) digits is 5832, while the sum is 34.

The spelling of 212132103199 in words is "two hundred twelve billion, one hundred thirty-two million, one hundred three thousand, one hundred ninety-nine".