1322231313109 has 4 divisors (see below), whose sum is σ = 1511121500704. Its totient is φ = 1133341125516.

The previous prime is 1322231313107. The next prime is 1322231313239. The reversal of 1322231313109 is 9013131322231.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1322231313109 - 2¹ = 1322231313107 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 (1322231313107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94445093787 + ... + 94445093800.

It is an arithmetic number, because the mean of its divisors is an integer number (377780375176).

Almost surely, 2^{1322231313109} is an apocalyptic number.

It is an amenable number.

1322231313109 is a deficient number, since it is larger than the sum of its proper divisors (188890187595).

1322231313109 is an equidigital number, since it uses as much as digits as its factorization.

1322231313109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188890187594.

The product of its (nonzero) digits is 5832, while the sum is 31.

The spelling of 1322231313109 in words is "one trillion, three hundred twenty-two billion, two hundred thirty-one million, three hundred thirteen thousand, one hundred nine".