120103323231 has 16 divisors (see below), whose sum is σ = 164475893088. Its totient is φ = 77900083200.

The previous prime is 120103323217. The next prime is 120103323233. The reversal of 120103323231 is 132323301021.

It is not a de Polignac number, because 120103323231 - 2¹⁴ = 120103306847 is a prime.

It is a super-2 number, since 2×120103323231² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120103323198 and 120103323207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120103323233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3195991 + ... + 3233351.

It is an arithmetic number, because the mean of its divisors is an integer number (10279743318).

Almost surely, 2^120103323231 is an apocalyptic number.

120103323231 is a deficient number, since it is larger than the sum of its proper divisors (44372569857).

120103323231 is a wasteful number, since it uses less digits than its factorization.

120103323231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66362.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 120103323231 its reverse (132323301021), we get a palindrome (252426624252).

The spelling of 120103323231 in words is "one hundred twenty billion, one hundred three million, three hundred twenty-three thousand, two hundred thirty-one".