213203099999 has 8 divisors (see below), whose sum is σ = 214173173760. Its totient is φ = 212233151736.

The previous prime is 213203099981. The next prime is 213203100001. The reversal of 213203099999 is 999990302312.

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 213203099999 - 2¹⁶ = 213203034463 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 (213203099399) 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, 5924342 + ... + 5960220.

It is an arithmetic number, because the mean of its divisors is an integer number (26771646720).

Almost surely, 2^213203099999 is an apocalyptic number.

213203099999 is a deficient number, since it is larger than the sum of its proper divisors (970073761).

213203099999 is a wasteful number, since it uses less digits than its factorization.

213203099999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62749.

The product of its (nonzero) digits is 2125764, while the sum is 56.

The spelling of 213203099999 in words is "two hundred thirteen billion, two hundred three million, ninety-nine thousand, nine hundred ninety-nine".