11312111101303 has 2 divisors, whose sum is σ = 11312111101304. Its totient is φ = 11312111101302.

The previous prime is 11312111101283. The next prime is 11312111101451. The reversal of 11312111101303 is 30310111121311.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11312111101303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11312111101703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5656055550651 + 5656055550652.

It is an arithmetic number, because the mean of its divisors is an integer number (5656055550652).

Almost surely, 2^{11312111101303} is an apocalyptic number.

11312111101303 is a deficient number, since it is larger than the sum of its proper divisors (1).

11312111101303 is an equidigital number, since it uses as much as digits as its factorization.

11312111101303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 19.

Adding to 11312111101303 its reverse (30310111121311), we get a palindrome (41622222222614).

The spelling of 11312111101303 in words is "eleven trillion, three hundred twelve billion, one hundred eleven million, one hundred one thousand, three hundred three".