103313020213 has 4 divisors (see below), whose sum is σ = 111260175628. Its totient is φ = 95365864800.

The previous prime is 103313020183. The next prime is 103313020253. The reversal of 103313020213 is 312020313301.

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 22771715409 + 80541304804 = 150903^2 + 283798^2 .

It is a cyclic number.

It is not a de Polignac number, because 103313020213 - 2¹³ = 103313012021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103313020253) 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, 3973577688 + ... + 3973577713.

It is an arithmetic number, because the mean of its divisors is an integer number (27815043907).

Almost surely, 2^103313020213 is an apocalyptic number.

103313020213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

103313020213 is a deficient number, since it is larger than the sum of its proper divisors (7947155415).

103313020213 is an equidigital number, since it uses as much as digits as its factorization.

103313020213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7947155414.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 103313020213 its reverse (312020313301), we get a palindrome (415333333514).

The spelling of 103313020213 in words is "one hundred three billion, three hundred thirteen million, twenty thousand, two hundred thirteen".