1221333133322 has 8 divisors (see below), whose sum is σ = 1835058132000. Its totient is φ = 609647089324.

The previous prime is 1221333133303. The next prime is 1221333133333. The reversal of 1221333133322 is 2233313331221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 509737172 + ... + 509739567.

It is an arithmetic number, because the mean of its divisors is an integer number (229382266500).

Almost surely, 2^{1221333133322} is an apocalyptic number.

1221333133322 is a deficient number, since it is larger than the sum of its proper divisors (613724998678).

1221333133322 is a wasteful number, since it uses less digits than its factorization.

1221333133322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019477340.

The product of its digits is 11664, while the sum is 29.

Adding to 1221333133322 its reverse (2233313331221), we get a palindrome (3454646464543).

The spelling of 1221333133322 in words is "one trillion, two hundred twenty-one billion, three hundred thirty-three million, one hundred thirty-three thousand, three hundred twenty-two".