1320610422066 has 16 divisors (see below), whose sum is σ = 2844391678464. Its totient is φ = 406341668304.

The previous prime is 1320610422011. The next prime is 1320610422067. The reversal of 1320610422066 is 6602240160231.

It is not an unprimeable number, because it can be changed into a prime (1320610422067) 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, 8465451346 + ... + 8465451501.

It is an arithmetic number, because the mean of its divisors is an integer number (177774479904).

Almost surely, 2^{1320610422066} is an apocalyptic number.

1320610422066 is an abundant number, since it is smaller than the sum of its proper divisors (1523781256398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1320610422066 is a wasteful number, since it uses less digits than its factorization.

1320610422066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16930902865.

The product of its (nonzero) digits is 20736, while the sum is 33.

Adding to 1320610422066 its reverse (6602240160231), we get a palindrome (7922850582297).

The spelling of 1320610422066 in words is "one trillion, three hundred twenty billion, six hundred ten million, four hundred twenty-two thousand, sixty-six".