1142303242212 has 72 divisors (see below), whose sum is σ = 3150574932960. Its totient is φ = 346087969920.

The previous prime is 1142303242193. The next prime is 1142303242219. The reversal of 1142303242212 is 2122423032411.

1142303242212 is a `hidden beast` number, since 1 + 1 + 4 + 230 + 3 + 2 + 422 + 1 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (1142303242219) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1879768 + ... + 2412080.

It is an arithmetic number, because the mean of its divisors is an integer number (43757985180).

Almost surely, 2^{1142303242212} is an apocalyptic number.

1142303242212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1142303242212 is an abundant number, since it is smaller than the sum of its proper divisors (2008271690748).

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

1142303242212 is a wasteful number, since it uses less digits than its factorization.

1142303242212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537753 (or 537748 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 1142303242212 its reverse (2122423032411), we get a palindrome (3264726274623).

The spelling of 1142303242212 in words is "one trillion, one hundred forty-two billion, three hundred three million, two hundred forty-two thousand, two hundred twelve".