101311244331 has 48 divisors (see below), whose sum is σ = 151053394464. Its totient is φ = 60337728000.

The previous prime is 101311244329. The next prime is 101311244357. The reversal of 101311244331 is 133442113101.

It is a happy number.

It is not a de Polignac number, because 101311244331 - 2¹ = 101311244329 is a prime.

It is a super-2 number, since 2×101311244331² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (101311244131) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 47318521 + ... + 47320661.

It is an arithmetic number, because the mean of its divisors is an integer number (3146945718).

Almost surely, 2^101311244331 is an apocalyptic number.

101311244331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

101311244331 is a deficient number, since it is larger than the sum of its proper divisors (49742150133).

101311244331 is a wasteful number, since it uses less digits than its factorization.

101311244331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4364 (or 4353 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 101311244331 its reverse (133442113101), we get a palindrome (234753357432).

The spelling of 101311244331 in words is "one hundred one billion, three hundred eleven million, two hundred forty-four thousand, three hundred thirty-one".