1322063061661 has 8 divisors (see below), whose sum is σ = 1328947087680. Its totient is φ = 1315179386112.

The previous prime is 1322063061653. The next prime is 1322063061679. The reversal of 1322063061661 is 1661603602231.

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

It is a cyclic number.

It is not a de Polignac number, because 1322063061661 - 2³ = 1322063061653 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1322063061661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322063061611) 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, 11341170 + ... + 11457148.

It is an arithmetic number, because the mean of its divisors is an integer number (166118385960).

Almost surely, 2^{1322063061661} is an apocalyptic number.

It is an amenable number.

1322063061661 is a deficient number, since it is larger than the sum of its proper divisors (6884026019).

1322063061661 is a wasteful number, since it uses less digits than its factorization.

1322063061661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175235.

The product of its (nonzero) digits is 46656, while the sum is 37.

Adding to 1322063061661 its reverse (1661603602231), we get a palindrome (2983666663892).

The spelling of 1322063061661 in words is "one trillion, three hundred twenty-two billion, sixty-three million, sixty-one thousand, six hundred sixty-one".