1020223313113 has 4 divisors (see below), whose sum is σ = 1020234349540. Its totient is φ = 1020212276688.

The previous prime is 1020223313063. The next prime is 1020223313149. The reversal of 1020223313113 is 3113133220201.

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 715152674889 + 305070638224 = 845667^2 + 552332^2 .

It is a cyclic number.

It is not a de Polignac number, because 1020223313113 - 2²¹ = 1020221215961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020223313413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5378370 + ... + 5564827.

It is an arithmetic number, because the mean of its divisors is an integer number (255058587385).

Almost surely, 2^{1020223313113} is an apocalyptic number.

It is an amenable number.

1020223313113 is a deficient number, since it is larger than the sum of its proper divisors (11036427).

1020223313113 is an equidigital number, since it uses as much as digits as its factorization.

1020223313113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11036426.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1020223313113 its reverse (3113133220201), we get a palindrome (4133356533314).

The spelling of 1020223313113 in words is "one trillion, twenty billion, two hundred twenty-three million, three hundred thirteen thousand, one hundred thirteen".