103111121333 has 4 divisors (see below), whose sum is σ = 112484859648. Its totient is φ = 93737383020.

The previous prime is 103111121327. The next prime is 103111121353. The reversal of 103111121333 is 333121111301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 333121111301 = 11 ⋅30283737391.

It is a cyclic number.

It is not a de Polignac number, because 103111121333 - 2²⁰ = 103110072757 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 (103111121353) 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, 4686869141 + ... + 4686869162.

It is an arithmetic number, because the mean of its divisors is an integer number (28121214912).

Almost surely, 2^103111121333 is an apocalyptic number.

It is an amenable number.

103111121333 is a deficient number, since it is larger than the sum of its proper divisors (9373738315).

103111121333 is an equidigital number, since it uses as much as digits as its factorization.

103111121333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9373738314.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 103111121333 its reverse (333121111301), we get a palindrome (436232232634).

The spelling of 103111121333 in words is "one hundred three billion, one hundred eleven million, one hundred twenty-one thousand, three hundred thirty-three".