103003301010121 has 4 divisors (see below), whose sum is σ = 103012038260100. Its totient is φ = 102994563760144.

The previous prime is 103003301010119. The next prime is 103003301010139. The reversal of 103003301010121 is 121010103300301.

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 16593931809225 + 86409369200896 = 4073565^2 + 9295664^2 .

It is a cyclic number.

It is not a de Polignac number, because 103003301010121 - 2¹ = 103003301010119 is a prime.

It is a super-4 number, since 4×103003301010121⁴ (a number of 57 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103003301010095 and 103003301010104.

It is not an unprimeable number, because it can be changed into a prime (103003301040121) 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, 4368607306 + ... + 4368630883.

It is an arithmetic number, because the mean of its divisors is an integer number (25753009565025).

Almost surely, 2^{103003301010121} is an apocalyptic number.

It is an amenable number.

103003301010121 is a deficient number, since it is larger than the sum of its proper divisors (8737249979).

103003301010121 is an equidigital number, since it uses as much as digits as its factorization.

103003301010121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8737249978.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 103003301010121 its reverse (121010103300301), we get a palindrome (224013404310422).

The spelling of 103003301010121 in words is "one hundred three trillion, three billion, three hundred one million, ten thousand, one hundred twenty-one".