124121411131223 has 4 divisors (see below), whose sum is σ = 135405175779528. Its totient is φ = 112837646482920.

The previous prime is 124121411131187. The next prime is 124121411131273. The reversal of 124121411131223 is 322131114121421.

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

It is a cyclic number.

It is not a de Polignac number, because 124121411131223 - 2⁸ = 124121411130967 is a prime.

It is a super-2 number, since 2×124121411131223² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124121411131273) 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, 5641882324136 + ... + 5641882324157.

It is an arithmetic number, because the mean of its divisors is an integer number (33851293944882).

Almost surely, 2^{124121411131223} is an apocalyptic number.

124121411131223 is a deficient number, since it is larger than the sum of its proper divisors (11283764648305).

124121411131223 is a wasteful number, since it uses less digits than its factorization.

124121411131223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11283764648304.

The product of its digits is 2304, while the sum is 29.

Adding to 124121411131223 its reverse (322131114121421), we get a palindrome (446252525252644).

The spelling of 124121411131223 in words is "one hundred twenty-four trillion, one hundred twenty-one billion, four hundred eleven million, one hundred thirty-one thousand, two hundred twenty-three".