10111200311309 has 2 divisors, whose sum is σ = 10111200311310. Its totient is φ = 10111200311308.

The previous prime is 10111200311269. The next prime is 10111200311321. The reversal of 10111200311309 is 90311300211101.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10074498181225 + 36702130084 = 3174035^2 + 191578^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10111200311309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10111200311339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055600155654 + 5055600155655.

It is an arithmetic number, because the mean of its divisors is an integer number (5055600155655).

Almost surely, 2^{10111200311309} is an apocalyptic number.

It is an amenable number.

10111200311309 is a deficient number, since it is larger than the sum of its proper divisors (1).

10111200311309 is an equidigital number, since it uses as much as digits as its factorization.

10111200311309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 23.

The spelling of 10111200311309 in words is "ten trillion, one hundred eleven billion, two hundred million, three hundred eleven thousand, three hundred nine".