1242113301424 has 20 divisors (see below), whose sum is σ = 2406622303120. Its totient is φ = 621049481280.

The previous prime is 1242113301413. The next prime is 1242113301461. The reversal of 1242113301424 is 4241033112421.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1242113301392 and 1242113301401.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1155034 + ... + 1954054.

It is an arithmetic number, because the mean of its divisors is an integer number (120331115156).

Almost surely, 2^{1242113301424} is an apocalyptic number.

It is an amenable number.

1242113301424 is a deficient number, since it is larger than the sum of its proper divisors (1164509001696).

1242113301424 is an equidigital number, since it uses as much as digits as its factorization.

1242113301424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896188 (or 896182 counting only the distinct ones).

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

Adding to 1242113301424 its reverse (4241033112421), we get a palindrome (5483146413845).

The spelling of 1242113301424 in words is "one trillion, two hundred forty-two billion, one hundred thirteen million, three hundred one thousand, four hundred twenty-four".