201310111311 has 16 divisors (see below), whose sum is σ = 274266082944. Its totient is φ = 131295036704.

The previous prime is 201310111283. The next prime is 201310111339. The reversal of 201310111311 is 113111013102.

It is an interprime number because it is at equal distance from previous prime (201310111283) and next prime (201310111339).

It is a cyclic number.

It is not a de Polignac number, because 201310111311 - 2⁷ = 201310111183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201310111411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1769181 + ... + 1879526.

It is an arithmetic number, because the mean of its divisors is an integer number (17141630184).

Almost surely, 2^201310111311 is an apocalyptic number.

201310111311 is a deficient number, since it is larger than the sum of its proper divisors (72955971633).

201310111311 is a wasteful number, since it uses less digits than its factorization.

201310111311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3649110.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 201310111311 its reverse (113111013102), we get a palindrome (314421124413).

The spelling of 201310111311 in words is "two hundred one billion, three hundred ten million, one hundred eleven thousand, three hundred eleven".