123141200424 has 64 divisors (see below), whose sum is σ = 344916411840. Its totient is φ = 36306984960.

The previous prime is 123141200419. The next prime is 123141200431. The reversal of 123141200424 is 424002141321.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 123141200394 and 123141200403.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6293529 + ... + 6313064.

It is an arithmetic number, because the mean of its divisors is an integer number (5389318935).

Almost surely, 2^123141200424 is an apocalyptic number.

It is an amenable number.

123141200424 is an abundant number, since it is smaller than the sum of its proper divisors (221775211416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123141200424 is a wasteful number, since it uses less digits than its factorization.

123141200424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12606650 (or 12606646 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 123141200424 its reverse (424002141321), we get a palindrome (547143341745).

The spelling of 123141200424 in words is "one hundred twenty-three billion, one hundred forty-one million, two hundred thousand, four hundred twenty-four".