121324114423 has 4 divisors (see below), whose sum is σ = 121327469208. Its totient is φ = 121320759640.

The previous prime is 121324114411. The next prime is 121324114451. The reversal of 121324114423 is 324411423121.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121324114423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121324114391 and 121324114400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121324114123) 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, 1622548 + ... + 1695673.

It is an arithmetic number, because the mean of its divisors is an integer number (30331867302).

Almost surely, 2^121324114423 is an apocalyptic number.

121324114423 is a deficient number, since it is larger than the sum of its proper divisors (3354785).

121324114423 is an equidigital number, since it uses as much as digits as its factorization.

121324114423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3354784.

The product of its digits is 4608, while the sum is 28.

Adding to 121324114423 its reverse (324411423121), we get a palindrome (445735537544).

It can be divided in two parts, 1213241 and 14423, that added together give a square (1227664 = 1108²).

The spelling of 121324114423 in words is "one hundred twenty-one billion, three hundred twenty-four million, one hundred fourteen thousand, four hundred twenty-three".