1001221001301 has 8 divisors (see below), whose sum is σ = 1338743096640. Its totient is φ = 665589786752.

The previous prime is 1001221001227. The next prime is 1001221001311. The reversal of 1001221001301 is 1031001221001.

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 1001221001301 - 2¹⁴ = 1001220984917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001221001311) 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, 472718961 + ... + 472721078.

It is an arithmetic number, because the mean of its divisors is an integer number (167342887080).

Almost surely, 2^{1001221001301} is an apocalyptic number.

It is an amenable number.

1001221001301 is a deficient number, since it is larger than the sum of its proper divisors (337522095339).

1001221001301 is an equidigital number, since it uses as much as digits as its factorization.

1001221001301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945440395.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 1001221001301 its reverse (1031001221001), we get a palindrome (2032222222302).

The spelling of 1001221001301 in words is "one trillion, one billion, two hundred twenty-one million, one thousand, three hundred one".