331203134100103 has 4 divisors (see below), whose sum is σ = 331203219897328. Its totient is φ = 331203048302880.

The previous prime is 331203134099989. The next prime is 331203134100127. The reversal of 331203134100103 is 301001431302133.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-331203134100103 is a prime.

It is a super-2 number, since 2×331203134100103² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331203134103103) 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, 36821163 + ... + 44924428.

It is an arithmetic number, because the mean of its divisors is an integer number (82800804974332).

Almost surely, 2^{331203134100103} is an apocalyptic number.

331203134100103 is a deficient number, since it is larger than the sum of its proper divisors (85797225).

331203134100103 is an equidigital number, since it uses as much as digits as its factorization.

331203134100103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85797224.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 331203134100103 its reverse (301001431302133), we get a palindrome (632204565402236).

The spelling of 331203134100103 in words is "three hundred thirty-one trillion, two hundred three billion, one hundred thirty-four million, one hundred thousand, one hundred three".