1223033212201 has 2 divisors, whose sum is σ = 1223033212202. Its totient is φ = 1223033212200.

The previous prime is 1223033212183. The next prime is 1223033212213. The reversal of 1223033212201 is 1022123303221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1157885754601 + 65147457600 = 1076051^2 + 255240^2 .

It is an emirp because it is prime and its reverse (1022123303221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1223033212201 - 2³³ = 1214443277609 is a prime.

It is not a weakly prime, because it can be changed into another prime (1223033212241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611516606100 + 611516606101.

It is an arithmetic number, because the mean of its divisors is an integer number (611516606101).

Almost surely, 2^{1223033212201} is an apocalyptic number.

It is an amenable number.

1223033212201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223033212201 is an equidigital number, since it uses as much as digits as its factorization.

1223033212201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1223033212201 its reverse (1022123303221), we get a palindrome (2245156515422).

The spelling of 1223033212201 in words is "one trillion, two hundred twenty-three billion, thirty-three million, two hundred twelve thousand, two hundred one".