202212210111999 has 4 divisors (see below), whose sum is σ = 269616280149336. Its totient is φ = 134808140074664.

The previous prime is 202212210111953. The next prime is 202212210112007. The reversal of 202212210111999 is 999111012212202.

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 202212210111999 - 2¹¹ = 202212210109951 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 202212210111999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202212210112999) 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, 33702035018664 + ... + 33702035018669.

It is an arithmetic number, because the mean of its divisors is an integer number (67404070037334).

Almost surely, 2^{202212210111999} is an apocalyptic number.

202212210111999 is a deficient number, since it is larger than the sum of its proper divisors (67404070037337).

202212210111999 is an equidigital number, since it uses as much as digits as its factorization.

202212210111999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67404070037336.

The product of its (nonzero) digits is 23328, while the sum is 42.

The spelling of 202212210111999 in words is "two hundred two trillion, two hundred twelve billion, two hundred ten million, one hundred eleven thousand, nine hundred ninety-nine".