11212202209999 has 8 divisors (see below), whose sum is σ = 12832706655360. Its totient is φ = 9596388082776.

The previous prime is 11212202209979. The next prime is 11212202210003. The reversal of 11212202209999 is 99990220221211.

11212202209999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11212202209999 - 2⁹ = 11212202209487 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 (11212202209979) 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, 1172574409 + ... + 1172583970.

It is an arithmetic number, because the mean of its divisors is an integer number (1604088331920).

Almost surely, 2^{11212202209999} is an apocalyptic number.

11212202209999 is a deficient number, since it is larger than the sum of its proper divisors (1620504445361).

11212202209999 is an equidigital number, since it uses as much as digits as its factorization.

11212202209999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2345159069.

The product of its (nonzero) digits is 209952, while the sum is 49.

The spelling of 11212202209999 in words is "eleven trillion, two hundred twelve billion, two hundred two million, two hundred nine thousand, nine hundred ninety-nine".