103320211331 has 4 divisors (see below), whose sum is σ = 103365272592. Its totient is φ = 103275150072.

The previous prime is 103320211261. The next prime is 103320211349. The reversal of 103320211331 is 133112023301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133112023301 = 29 ⋅4590069769.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103320211331 is a prime.

It is a super-2 number, since 2×103320211331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103320213331) 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, 22527191 + ... + 22531776.

It is an arithmetic number, because the mean of its divisors is an integer number (25841318148).

Almost surely, 2^103320211331 is an apocalyptic number.

103320211331 is a deficient number, since it is larger than the sum of its proper divisors (45061261).

103320211331 is an equidigital number, since it uses as much as digits as its factorization.

103320211331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45061260.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 103320211331 its reverse (133112023301), we get a palindrome (236432234632).

The spelling of 103320211331 in words is "one hundred three billion, three hundred twenty million, two hundred eleven thousand, three hundred thirty-one".