11212143233099 has 4 divisors (see below), whose sum is σ = 11212153361136. Its totient is φ = 11212133105064.

The previous prime is 11212143233069. The next prime is 11212143233101. The reversal of 11212143233099 is 99033234121211.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11212143233099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11212143233069) 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, 3166439 + ... + 5696544.

It is an arithmetic number, because the mean of its divisors is an integer number (2803038340284).

Almost surely, 2^{11212143233099} is an apocalyptic number.

11212143233099 is a deficient number, since it is larger than the sum of its proper divisors (10128037).

11212143233099 is an equidigital number, since it uses as much as digits as its factorization.

11212143233099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10128036.

The product of its (nonzero) digits is 69984, while the sum is 41.

The spelling of 11212143233099 in words is "eleven trillion, two hundred twelve billion, one hundred forty-three million, two hundred thirty-three thousand, ninety-nine".