1322220213311 has 8 divisors (see below), whose sum is σ = 1367838042480. Its totient is φ = 1276603986112.

The previous prime is 1322220213277. The next prime is 1322220213313. The reversal of 1322220213311 is 1133120222231.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1322220213311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322220213313) 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, 1418876 + ... + 2158158.

It is an arithmetic number, because the mean of its divisors is an integer number (170979755310).

Almost surely, 2^{1322220213311} is an apocalyptic number.

1322220213311 is a deficient number, since it is larger than the sum of its proper divisors (45617829169).

1322220213311 is an equidigital number, since it uses as much as digits as its factorization.

1322220213311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800985.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1322220213311 its reverse (1133120222231), we get a palindrome (2455340435542).

The spelling of 1322220213311 in words is "one trillion, three hundred twenty-two billion, two hundred twenty million, two hundred thirteen thousand, three hundred eleven".