1320202306061 has 8 divisors (see below), whose sum is σ = 1333780255224. Its totient is φ = 1306634291200.

The previous prime is 1320202306013. The next prime is 1320202306099. The reversal of 1320202306061 is 1606032020231.

It can be written as a sum of positive squares in 4 ways, for example, as 518450401225 + 801751904836 = 720035^2 + 895406^2 .

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 1320202306061 - 2²⁶ = 1320135197197 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 1320202306061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320202306561) 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, 2216276 + ... + 2748141.

It is an arithmetic number, because the mean of its divisors is an integer number (166722531903).

Almost surely, 2^{1320202306061} is an apocalyptic number.

It is an amenable number.

1320202306061 is a deficient number, since it is larger than the sum of its proper divisors (13577949163).

1320202306061 is a wasteful number, since it uses less digits than its factorization.

1320202306061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4967151.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 1320202306061 its reverse (1606032020231), we get a palindrome (2926234326292).

The spelling of 1320202306061 in words is "one trillion, three hundred twenty billion, two hundred two million, three hundred six thousand, sixty-one".