101344112421 has 4 divisors (see below), whose sum is σ = 135125483232. Its totient is φ = 67562741612.

The previous prime is 101344112371. The next prime is 101344112497. The reversal of 101344112421 is 124211443101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 101344112421 - 2⁶ = 101344112357 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101344112391 and 101344112400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101344112621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16890685401 + ... + 16890685406.

It is an arithmetic number, because the mean of its divisors is an integer number (33781370808).

Almost surely, 2^101344112421 is an apocalyptic number.

It is an amenable number.

101344112421 is a deficient number, since it is larger than the sum of its proper divisors (33781370811).

101344112421 is an equidigital number, since it uses as much as digits as its factorization.

101344112421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33781370810.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 101344112421 its reverse (124211443101), we get a palindrome (225555555522).

The spelling of 101344112421 in words is "one hundred one billion, three hundred forty-four million, one hundred twelve thousand, four hundred twenty-one".