101343135231 has 64 divisors (see below), whose sum is σ = 164879971200. Its totient is φ = 61135506432.

The previous prime is 101343135227. The next prime is 101343135331. The reversal of 101343135231 is 132531343101.

101343135231 is a `hidden beast` number, since 1 + 0 + 134 + 3 + 1 + 3 + 523 + 1 = 666.

It is not a de Polignac number, because 101343135231 - 2² = 101343135227 is a prime.

It is a super-2 number, since 2×101343135231² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 101343135195 and 101343135204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101343135331) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 38488291 + ... + 38490923.

It is an arithmetic number, because the mean of its divisors is an integer number (2576249550).

Almost surely, 2^101343135231 is an apocalyptic number.

101343135231 is a deficient number, since it is larger than the sum of its proper divisors (63536835969).

101343135231 is a wasteful number, since it uses less digits than its factorization.

101343135231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4777 (or 4771 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

Adding to 101343135231 its reverse (132531343101), we get a palindrome (233874478332).

The spelling of 101343135231 in words is "one hundred one billion, three hundred forty-three million, one hundred thirty-five thousand, two hundred thirty-one".