10311211111103 has 64 divisors (see below), whose sum is σ = 12922024366080. Its totient is φ = 8031753676800.

The previous prime is 10311211111051. The next prime is 10311211111111. The reversal of 10311211111103 is 30111111211301.

It is a happy number.

It is not a de Polignac number, because 10311211111103 - 2¹⁶ = 10311211045567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10311211111303) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 107100275 + ... + 107196507.

It is an arithmetic number, because the mean of its divisors is an integer number (201906630720).

Almost surely, 2^{10311211111103} is an apocalyptic number.

10311211111103 is a deficient number, since it is larger than the sum of its proper divisors (2610813254977).

10311211111103 is a wasteful number, since it uses less digits than its factorization.

10311211111103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96648.

The product of its (nonzero) digits is 18, while the sum is 17.

Adding to 10311211111103 its reverse (30111111211301), we get a palindrome (40422322322404).

The spelling of 10311211111103 in words is "ten trillion, three hundred eleven billion, two hundred eleven million, one hundred eleven thousand, one hundred three".