1224255103253 has 48 divisors (see below), whose sum is σ = 1531324206720. Its totient is φ = 958264639488.

The previous prime is 1224255103189. The next prime is 1224255103277. The reversal of 1224255103253 is 3523015524221.

It is not a de Polignac number, because 1224255103253 - 2⁶ = 1224255103189 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224255103153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 97334501 + ... + 97347077.

It is an arithmetic number, because the mean of its divisors is an integer number (31902587640).

Almost surely, 2^{1224255103253} is an apocalyptic number.

1224255103253 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1224255103253 is a deficient number, since it is larger than the sum of its proper divisors (307069103467).

1224255103253 is a wasteful number, since it uses less digits than its factorization.

1224255103253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13486 (or 13473 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 1224255103253 in words is "one trillion, two hundred twenty-four billion, two hundred fifty-five million, one hundred three thousand, two hundred fifty-three".