131120123110203 has 16 divisors (see below), whose sum is σ = 176860808380800. Its totient is φ = 86397200303040.

The previous prime is 131120123110201. The next prime is 131120123110211. The reversal of 131120123110203 is 302011321021131.

It is not a de Polignac number, because 131120123110203 - 2¹ = 131120123110201 is a prime.

It is a super-3 number, since 3×131120123110203³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 131120123110203.

It is not an unprimeable number, because it can be changed into a prime (131120123110201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96030753 + ... + 97386578.

It is an arithmetic number, because the mean of its divisors is an integer number (11053800523800).

Almost surely, 2^{131120123110203} is an apocalyptic number.

131120123110203 is a deficient number, since it is larger than the sum of its proper divisors (45740685270597).

131120123110203 is a wasteful number, since it uses less digits than its factorization.

131120123110203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193419962.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 131120123110203 its reverse (302011321021131), we get a palindrome (433131444131334).

The spelling of 131120123110203 in words is "one hundred thirty-one trillion, one hundred twenty billion, one hundred twenty-three million, one hundred ten thousand, two hundred three".