1201001021313 has 8 divisors (see below), whose sum is σ = 1627586083776. Its totient is φ = 787541653200.

The previous prime is 1201001021303. The next prime is 1201001021329. The reversal of 1201001021313 is 3131201001021.

It is a happy number.

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

It is not a de Polignac number, because 1201001021313 - 2⁵ = 1201001021281 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1201001021292 and 1201001021301.

It is not an unprimeable number, because it can be changed into a prime (1201001021303) 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, 3281423373 + ... + 3281423738.

It is an arithmetic number, because the mean of its divisors is an integer number (203448260472).

Almost surely, 2^{1201001021313} is an apocalyptic number.

It is an amenable number.

1201001021313 is a deficient number, since it is larger than the sum of its proper divisors (426585062463).

1201001021313 is an equidigital number, since it uses as much as digits as its factorization.

1201001021313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6562847175.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1201001021313 its reverse (3131201001021), we get a palindrome (4332202022334).

It can be divided in two parts, 1201001021 and 313, that multiplied together give a palindrome (375913319573).

The spelling of 1201001021313 in words is "one trillion, two hundred one billion, one million, twenty-one thousand, three hundred thirteen".