101404113123 has 4 divisors (see below), whose sum is σ = 135205484168. Its totient is φ = 67602742080.

The previous prime is 101404113121. The next prime is 101404113137. The reversal of 101404113123 is 321311404101.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 101404113123 - 2¹ = 101404113121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101404113123.

It is not an unprimeable number, because it can be changed into a prime (101404113121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16900685518 + ... + 16900685523.

It is an arithmetic number, because the mean of its divisors is an integer number (33801371042).

Almost surely, 2^101404113123 is an apocalyptic number.

101404113123 is a deficient number, since it is larger than the sum of its proper divisors (33801371045).

101404113123 is an equidigital number, since it uses as much as digits as its factorization.

101404113123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33801371044.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 101404113123 its reverse (321311404101), we get a palindrome (422715517224).

The spelling of 101404113123 in words is "one hundred one billion, four hundred four million, one hundred thirteen thousand, one hundred twenty-three".