1224102231142 has 32 divisors (see below), whose sum is σ = 2209255084800. Its totient is φ = 496925432928.

The previous prime is 1224102231119. The next prime is 1224102231193. The reversal of 1224102231142 is 2411322014221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1339333 + ... + 2059615.

It is an arithmetic number, because the mean of its divisors is an integer number (69039221400).

Almost surely, 2^{1224102231142} is an apocalyptic number.

1224102231142 is a deficient number, since it is larger than the sum of its proper divisors (985152853658).

1224102231142 is a wasteful number, since it uses less digits than its factorization.

1224102231142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726700.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 1224102231142 its reverse (2411322014221), we get a palindrome (3635424245363).

The spelling of 1224102231142 in words is "one trillion, two hundred twenty-four billion, one hundred two million, two hundred thirty-one thousand, one hundred forty-two".