1222120210203 has 8 divisors (see below), whose sum is σ = 1810548459600. Its totient is φ = 814746806784.

The previous prime is 1222120210151. The next prime is 1222120210229. The reversal of 1222120210203 is 3020120212221.

1222120210203 is a `hidden beast` number, since 12 + 221 + 20 + 210 + 203 = 666.

It is not a de Polignac number, because 1222120210203 - 2¹⁶ = 1222120144667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1222120210303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22631855718 + ... + 22631855771.

It is an arithmetic number, because the mean of its divisors is an integer number (226318557450).

Almost surely, 2^{1222120210203} is an apocalyptic number.

1222120210203 is a deficient number, since it is larger than the sum of its proper divisors (588428249397).

1222120210203 is an equidigital number, since it uses as much as digits as its factorization.

1222120210203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45263711498 (or 45263711492 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1222120210203 its reverse (3020120212221), we get a palindrome (4242240422424).

The spelling of 1222120210203 in words is "one trillion, two hundred twenty-two billion, one hundred twenty million, two hundred ten thousand, two hundred three".