101311434423 has 8 divisors (see below), whose sum is σ = 150091014000. Its totient is φ = 67540956264.

The previous prime is 101311434403. The next prime is 101311434451. The reversal of 101311434423 is 324434113101.

101311434423 is a `hidden beast` number, since 1 + 0 + 1 + 311 + 4 + 344 + 2 + 3 = 666.

It is not a de Polignac number, because 101311434423 - 2¹² = 101311430327 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 3752275349 = 101311434423 / (1 + 0 + 1 + 3 + 1 + 1 + 4 + 3 + 4 + 4 + 2 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101311434403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1876137648 + ... + 1876137701.

It is an arithmetic number, because the mean of its divisors is an integer number (18761376750).

Almost surely, 2^101311434423 is an apocalyptic number.

101311434423 is a deficient number, since it is larger than the sum of its proper divisors (48779579577).

101311434423 is an equidigital number, since it uses as much as digits as its factorization.

101311434423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3752275358 (or 3752275352 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 101311434423 its reverse (324434113101), we get a palindrome (425745547524).

The spelling of 101311434423 in words is "one hundred one billion, three hundred eleven million, four hundred thirty-four thousand, four hundred twenty-three".