101120340423 has 16 divisors (see below), whose sum is σ = 142780621536. Its totient is φ = 63438059520.

The previous prime is 101120340421. The next prime is 101120340427. The reversal of 101120340423 is 324043021101.

It is not a de Polignac number, because 101120340423 - 2¹ = 101120340421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101120340423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101120340421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177565 + ... + 483497.

It is an arithmetic number, because the mean of its divisors is an integer number (8923788846).

Almost surely, 2^101120340423 is an apocalyptic number.

101120340423 is a deficient number, since it is larger than the sum of its proper divisors (41660281113).

101120340423 is a wasteful number, since it uses less digits than its factorization.

101120340423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312434.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 101120340423 its reverse (324043021101), we get a palindrome (425163361524).

The spelling of 101120340423 in words is "one hundred one billion, one hundred twenty million, three hundred forty thousand, four hundred twenty-three".