101320231311 has 12 divisors (see below), whose sum is σ = 157609248888. Its totient is φ = 62350911504.

The previous prime is 101320231289. The next prime is 101320231333. The reversal of 101320231311 is 113132023101.

101320231311 is a `hidden beast` number, since 1 + 0 + 1 + 320 + 2 + 31 + 311 = 666.

It is an interprime number because it is at equal distance from previous prime (101320231289) and next prime (101320231333).

It is not a de Polignac number, because 101320231311 - 2⁹ = 101320230799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101320231351) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 432992325 + ... + 432992558.

It is an arithmetic number, because the mean of its divisors is an integer number (13134104074).

Almost surely, 2^101320231311 is an apocalyptic number.

101320231311 is a deficient number, since it is larger than the sum of its proper divisors (56289017577).

101320231311 is a wasteful number, since it uses less digits than its factorization.

101320231311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865984902 (or 865984899 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 101320231311 its reverse (113132023101), we get a palindrome (214452254412).

The spelling of 101320231311 in words is "one hundred one billion, three hundred twenty million, two hundred thirty-one thousand, three hundred eleven".