1212341422203 has 12 divisors (see below), whose sum is σ = 1807648859328. Its totient is φ = 782155756080.

The previous prime is 1212341422181. The next prime is 1212341422267. The reversal of 1212341422203 is 3022241432121.

1212341422203 is a `hidden beast` number, since 1 + 2 + 1 + 2 + 34 + 1 + 422 + 203 = 666.

It is not a de Polignac number, because 1212341422203 - 2¹⁸ = 1212341160059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1212341426203) 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, 2172654600 + ... + 2172655157.

It is an arithmetic number, because the mean of its divisors is an integer number (150637404944).

Almost surely, 2^{1212341422203} is an apocalyptic number.

1212341422203 is a deficient number, since it is larger than the sum of its proper divisors (595307437125).

1212341422203 is a wasteful number, since it uses less digits than its factorization.

1212341422203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4345309794 (or 4345309791 counting only the distinct ones).

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

Adding to 1212341422203 its reverse (3022241432121), we get a palindrome (4234582854324).

The spelling of 1212341422203 in words is "one trillion, two hundred twelve billion, three hundred forty-one million, four hundred twenty-two thousand, two hundred three".