1220222022203 has 2 divisors, whose sum is σ = 1220222022204. Its totient is φ = 1220222022202.

The previous prime is 1220222022029. The next prime is 1220222022277. The reversal of 1220222022203 is 3022202220221.

It is a strong prime.

It is an emirp because it is prime and its reverse (3022202220221) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1220222022203 is a prime.

It is not a weakly prime, because it can be changed into another prime (1220222042203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610111011101 + 610111011102.

It is an arithmetic number, because the mean of its divisors is an integer number (610111011102).

Almost surely, 2^{1220222022203} is an apocalyptic number.

1220222022203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220222022203 is an equidigital number, since it uses as much as digits as its factorization.

1220222022203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 1220222022203 its reverse (3022202220221), we get a palindrome (4242424242424).

The spelling of 1220222022203 in words is "one trillion, two hundred twenty billion, two hundred twenty-two million, twenty-two thousand, two hundred three".