131123100333001 has 6 divisors (see below), whose sum is σ = 152530953448650. Its totient is φ = 112391228856816.

The previous prime is 131123100332999. The next prime is 131123100333011. The reversal of 131123100333001 is 100333001321131.

It can be written as a sum of positive squares in only one way, i.e., 127118318904976 + 4004781428025 = 11274676^2 + 2001195^2 .

It is not a de Polignac number, because 131123100333001 - 2¹ = 131123100332999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131123100333011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1337990819676 + ... + 1337990819773.

It is an arithmetic number, because the mean of its divisors is an integer number (25421825574775).

Almost surely, 2^{131123100333001} is an apocalyptic number.

It is an amenable number.

131123100333001 is a deficient number, since it is larger than the sum of its proper divisors (21407853115649).

131123100333001 is an equidigital number, since it uses as much as digits as its factorization.

131123100333001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2675981639463 (or 2675981639456 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 131123100333001 its reverse (100333001321131), we get a palindrome (231456101654132).

The spelling of 131123100333001 in words is "one hundred thirty-one trillion, one hundred twenty-three billion, one hundred million, three hundred thirty-three thousand, one".