1224015340252 has 12 divisors (see below), whose sum is σ = 2153861249176. Its totient is φ = 608626411920.

The previous prime is 1224015340241. The next prime is 1224015340259. The reversal of 1224015340252 is 2520435104221.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224015340259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 845313738 + ... + 845315185.

Almost surely, 2^{1224015340252} is an apocalyptic number.

It is an amenable number.

1224015340252 is a deficient number, since it is larger than the sum of its proper divisors (929845908924).

1224015340252 is a wasteful number, since it uses less digits than its factorization.

1224015340252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1690629108 (or 1690629106 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The spelling of 1224015340252 in words is "one trillion, two hundred twenty-four billion, fifteen million, three hundred forty thousand, two hundred fifty-two".