1212340433103 has 12 divisors (see below), whose sum is σ = 1751590947600. Its totient is φ = 808027319616.

The previous prime is 1212340433081. The next prime is 1212340433119. The reversal of 1212340433103 is 3013340432121.

It is a happy number.

1212340433103 is a `hidden beast` number, since 1 + 2 + 1 + 2 + 340 + 4 + 3 + 310 + 3 = 666.

It is not a de Polignac number, because 1212340433103 - 2⁶ = 1212340433039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1212340423103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16597851 + ... + 16670732.

It is an arithmetic number, because the mean of its divisors is an integer number (145965912300).

Almost surely, 2^{1212340433103} is an apocalyptic number.

1212340433103 is a deficient number, since it is larger than the sum of its proper divisors (539250514497).

1212340433103 is a wasteful number, since it uses less digits than its factorization.

1212340433103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33272638 (or 33272635 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 1212340433103 its reverse (3013340432121), we get a palindrome (4225680865224).

The spelling of 1212340433103 in words is "one trillion, two hundred twelve billion, three hundred forty million, four hundred thirty-three thousand, one hundred three".