1152212204242 has 8 divisors (see below), whose sum is σ = 1885438152432. Its totient is φ = 523732820100.

The previous prime is 1152212204237. The next prime is 1152212204243. The reversal of 1152212204242 is 2424022122511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1152212204242.

It is not an unprimeable number, because it can be changed into a prime (1152212204243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26186640984 + ... + 26186641027.

It is an arithmetic number, because the mean of its divisors is an integer number (235679769054).

Almost surely, 2^{1152212204242} is an apocalyptic number.

1152212204242 is a deficient number, since it is larger than the sum of its proper divisors (733225948190).

1152212204242 is a wasteful number, since it uses less digits than its factorization.

1152212204242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52373282024.

The product of its (nonzero) digits is 5120, while the sum is 28.

Adding to 1152212204242 its reverse (2424022122511), we get a palindrome (3576234326753).

The spelling of 1152212204242 in words is "one trillion, one hundred fifty-two billion, two hundred twelve million, two hundred four thousand, two hundred forty-two".