1013331332201 has 4 divisors (see below), whose sum is σ = 1013342344404. Its totient is φ = 1013320320000.

The previous prime is 1013331332197. The next prime is 1013331332203. The reversal of 1013331332201 is 1022331333101.

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 827828842201 + 185502490000 = 909851^2 + 430700^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013331332201 - 2² = 1013331332197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013331332203) 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, 5366900 + ... + 5552501.

It is an arithmetic number, because the mean of its divisors is an integer number (253335586101).

Almost surely, 2^{1013331332201} is an apocalyptic number.

It is an amenable number.

1013331332201 is a deficient number, since it is larger than the sum of its proper divisors (11012203).

1013331332201 is an equidigital number, since it uses as much as digits as its factorization.

1013331332201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11012202.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1013331332201 its reverse (1022331333101), we get a palindrome (2035662665302).

The spelling of 1013331332201 in words is "one trillion, thirteen billion, three hundred thirty-one million, three hundred thirty-two thousand, two hundred one".