1012212200203 has 2 divisors, whose sum is σ = 1012212200204. Its totient is φ = 1012212200202.

The previous prime is 1012212200201. The next prime is 1012212200269. The reversal of 1012212200203 is 3020022122101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1012212200203 - 2¹ = 1012212200201 is a prime.

Together with 1012212200201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1012212200201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506106100101 + 506106100102.

It is an arithmetic number, because the mean of its divisors is an integer number (506106100102).

Almost surely, 2^{1012212200203} is an apocalyptic number.

1012212200203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012212200203 is an equidigital number, since it uses as much as digits as its factorization.

1012212200203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1012212200203 its reverse (3020022122101), we get a palindrome (4032234322304).

The spelling of 1012212200203 in words is "one trillion, twelve billion, two hundred twelve million, two hundred thousand, two hundred three".