1224144303140 has 48 divisors (see below), whose sum is σ = 2969368222464. Its totient is φ = 418958476800.

The previous prime is 1224144303121. The next prime is 1224144303233. The reversal of 1224144303140 is 413034414221.

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, 163651916 + ... + 163659395.

It is an arithmetic number, because the mean of its divisors is an integer number (61861837968).

Almost surely, 2^{1224144303140} is an apocalyptic number.

1224144303140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1224144303140 is an abundant number, since it is smaller than the sum of its proper divisors (1745223919324).

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

1224144303140 is a wasteful number, since it uses less digits than its factorization.

1224144303140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327311348 (or 327311346 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 1224144303140 its reverse (413034414221), we get a palindrome (1637178717361).

The spelling of 1224144303140 in words is "one trillion, two hundred twenty-four billion, one hundred forty-four million, three hundred three thousand, one hundred forty".