1224232302140 has 24 divisors (see below), whose sum is σ = 2706197721360. Its totient is φ = 463919609088.

The previous prime is 1224232302113. The next prime is 1224232302143. The reversal of 1224232302140 is 412032324221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224232302143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1610831597 + ... + 1610832356.

It is an arithmetic number, because the mean of its divisors is an integer number (112758238390).

Almost surely, 2^{1224232302140} is an apocalyptic number.

1224232302140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1224232302140 is an abundant number, since it is smaller than the sum of its proper divisors (1481965419220).

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

1224232302140 is a wasteful number, since it uses less digits than its factorization.

1224232302140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3221663981 (or 3221663979 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 1224232302140 its reverse (412032324221), we get a palindrome (1636264626361).

The spelling of 1224232302140 in words is "one trillion, two hundred twenty-four billion, two hundred thirty-two million, three hundred two thousand, one hundred forty".