131100123203 has 16 divisors (see below), whose sum is σ = 150443939520. Its totient is φ = 111910926336.

The previous prime is 131100123199. The next prime is 131100123247. The reversal of 131100123203 is 302321001131.

It is a cyclic number.

It is not a de Polignac number, because 131100123203 - 2² = 131100123199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131100123283) 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, 1936103 + ... + 2002671.

It is an arithmetic number, because the mean of its divisors is an integer number (9402746220).

Almost surely, 2^131100123203 is an apocalyptic number.

131100123203 is a deficient number, since it is larger than the sum of its proper divisors (19343816317).

131100123203 is an equidigital number, since it uses as much as digits as its factorization.

131100123203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67726.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 131100123203 its reverse (302321001131), we get a palindrome (433421124334).

The spelling of 131100123203 in words is "one hundred thirty-one billion, one hundred million, one hundred twenty-three thousand, two hundred three".