1031101122103 has 16 divisors (see below), whose sum is σ = 1148751263520. Its totient is φ = 918929902464.

The previous prime is 1031101122097. The next prime is 1031101122119. The reversal of 1031101122103 is 3012211011301.

It is a happy number.

It is not a de Polignac number, because 1031101122103 - 2²¹ = 1031099024951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031101122193) 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, 16894200 + ... + 16955122.

It is an arithmetic number, because the mean of its divisors is an integer number (71796953970).

Almost surely, 2^{1031101122103} is an apocalyptic number.

1031101122103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1031101122103 is a deficient number, since it is larger than the sum of its proper divisors (117650141417).

1031101122103 is a wasteful number, since it uses less digits than its factorization.

1031101122103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105858.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1031101122103 its reverse (3012211011301), we get a palindrome (4043312133404).

The spelling of 1031101122103 in words is "one trillion, thirty-one billion, one hundred one million, one hundred twenty-two thousand, one hundred three".