1210160101321 has 4 divisors (see below), whose sum is σ = 1281345989652. Its totient is φ = 1138974212992.

The previous prime is 1210160101277. The next prime is 1210160101411. The reversal of 1210160101321 is 1231010610121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 353543214025 + 856616887296 = 594595^2 + 925536^2 .

It is a cyclic number.

It is not a de Polignac number, because 1210160101321 - 2¹¹ = 1210160099273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1210160101021) 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, 35592944140 + ... + 35592944173.

It is an arithmetic number, because the mean of its divisors is an integer number (320336497413).

Almost surely, 2^{1210160101321} is an apocalyptic number.

It is an amenable number.

1210160101321 is a deficient number, since it is larger than the sum of its proper divisors (71185888331).

1210160101321 is an equidigital number, since it uses as much as digits as its factorization.

1210160101321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71185888330.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1210160101321 its reverse (1231010610121), we get a palindrome (2441170711442).

The spelling of 1210160101321 in words is "one trillion, two hundred ten billion, one hundred sixty million, one hundred one thousand, three hundred twenty-one".