103312232331121 has 4 divisors (see below), whose sum is σ = 112704253452144. Its totient is φ = 93920211210100.

The previous prime is 103312232331043. The next prime is 103312232331151. The reversal of 103312232331121 is 121133232213301.

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.

It is not a de Polignac number, because 103312232331121 - 2¹¹ = 103312232329073 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 103312232331121.

It is not an unprimeable number, because it can be changed into a prime (103312232331151) 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, 4696010560495 + ... + 4696010560516.

It is an arithmetic number, because the mean of its divisors is an integer number (28176063363036).

Almost surely, 2^{103312232331121} is an apocalyptic number.

103312232331121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

103312232331121 is a deficient number, since it is larger than the sum of its proper divisors (9392021121023).

103312232331121 is an equidigital number, since it uses as much as digits as its factorization.

103312232331121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9392021121022.

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 103312232331121 its reverse (121133232213301), we get a palindrome (224445464544422).

The spelling of 103312232331121 in words is "one hundred three trillion, three hundred twelve billion, two hundred thirty-two million, three hundred thirty-one thousand, one hundred twenty-one".