1212033442413 has 16 divisors (see below), whose sum is σ = 1632096660096. Its totient is φ = 799996766400.

The previous prime is 1212033442391. The next prime is 1212033442421. The reversal of 1212033442413 is 3142443302121.

It is not a de Polignac number, because 1212033442413 - 2⁵ = 1212033442381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1212033440413) 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 15 ways as a sum of consecutive naturals, for example, 18615031 + ... + 18680027.

It is an arithmetic number, because the mean of its divisors is an integer number (102006041256).

Almost surely, 2^{1212033442413} is an apocalyptic number.

It is an amenable number.

1212033442413 is a deficient number, since it is larger than the sum of its proper divisors (420063217683).

1212033442413 is a wasteful number, since it uses less digits than its factorization.

1212033442413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126644.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 1212033442413 its reverse (3142443302121), we get a palindrome (4354476744534).

The spelling of 1212033442413 in words is "one trillion, two hundred twelve billion, thirty-three million, four hundred forty-two thousand, four hundred thirteen".