103020322220209 has 4 divisors (see below), whose sum is σ = 103020567346804. Its totient is φ = 103020077093616.

The previous prime is 103020322220203. The next prime is 103020322220281. The reversal of 103020322220209 is 902022223020301.

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 24429047630625 + 78591274589584 = 4942575^2 + 8865172^2 .

It is a cyclic number.

It is not a de Polignac number, because 103020322220209 - 2³ = 103020322220201 is a prime.

It is a super-2 number, since 2×103020322220209² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103020322220201) 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, 121931802 + ... + 122773795.

It is an arithmetic number, because the mean of its divisors is an integer number (25755141836701).

Almost surely, 2^{103020322220209} is an apocalyptic number.

It is an amenable number.

103020322220209 is a deficient number, since it is larger than the sum of its proper divisors (245126595).

103020322220209 is an equidigital number, since it uses as much as digits as its factorization.

103020322220209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245126594.

The product of its (nonzero) digits is 5184, while the sum is 28.

The spelling of 103020322220209 in words is "one hundred three trillion, twenty billion, three hundred twenty-two million, two hundred twenty thousand, two hundred nine".