11311204263206 has 4 divisors (see below), whose sum is σ = 16966806394812. Its totient is φ = 5655602131602.

The previous prime is 11311204263197. The next prime is 11311204263241. The reversal of 11311204263206 is 60236240211311.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2827801065800 + ... + 2827801065803.

It is an arithmetic number, because the mean of its divisors is an integer number (4241701598703).

Almost surely, 2^{11311204263206} is an apocalyptic number.

11311204263206 is a deficient number, since it is larger than the sum of its proper divisors (5655602131606).

11311204263206 is an equidigital number, since it uses as much as digits as its factorization.

11311204263206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5655602131605.

The product of its (nonzero) digits is 10368, while the sum is 32.

Adding to 11311204263206 its reverse (60236240211311), we get a palindrome (71547444474517).

The spelling of 11311204263206 in words is "eleven trillion, three hundred eleven billion, two hundred four million, two hundred sixty-three thousand, two hundred six".