124102440331 has 4 divisors (see below), whose sum is σ = 124116834312. Its totient is φ = 124088046352.

The previous prime is 124102440323. The next prime is 124102440383. The reversal of 124102440331 is 133044201421.

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 124102440331 - 2³ = 124102440323 is a prime.

It is a super-2 number, since 2×124102440331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 124102440296 and 124102440305.

It is not an unprimeable number, because it can be changed into a prime (124102440031) 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, 7184050 + ... + 7201303.

It is an arithmetic number, because the mean of its divisors is an integer number (31029208578).

Almost surely, 2^124102440331 is an apocalyptic number.

124102440331 is a deficient number, since it is larger than the sum of its proper divisors (14393981).

124102440331 is an equidigital number, since it uses as much as digits as its factorization.

124102440331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14393980.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 124102440331 its reverse (133044201421), we get a palindrome (257146641752).

The spelling of 124102440331 in words is "one hundred twenty-four billion, one hundred two million, four hundred forty thousand, three hundred thirty-one".