1221202230333 has 16 divisors (see below), whose sum is σ = 1655998724160. Its totient is φ = 800272466816.

The previous prime is 1221202230329. The next prime is 1221202230407. The reversal of 1221202230333 is 3330322021221.

It is a cyclic number.

It is not a de Polignac number, because 1221202230333 - 2² = 1221202230329 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1221202230133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2019241 + ... + 2553377.

It is an arithmetic number, because the mean of its divisors is an integer number (103499920260).

Almost surely, 2^{1221202230333} is an apocalyptic number.

It is an amenable number.

1221202230333 is a deficient number, since it is larger than the sum of its proper divisors (434796493827).

1221202230333 is a wasteful number, since it uses less digits than its factorization.

1221202230333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547116.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 1221202230333 its reverse (3330322021221), we get a palindrome (4551524251554).

The spelling of 1221202230333 in words is "one trillion, two hundred twenty-one billion, two hundred two million, two hundred thirty thousand, three hundred thirty-three".