1100123103231 has 24 divisors (see below), whose sum is σ = 1618070102064. Its totient is φ = 720073186560.

The previous prime is 1100123103113. The next prime is 1100123103269. The reversal of 1100123103231 is 1323013210011.

1100123103231 is a `hidden beast` number, since 110 + 0 + 1 + 231 + 0 + 323 + 1 = 666.

It is not a de Polignac number, because 1100123103231 - 2¹⁴ = 1100123086847 is a prime.

It is a super-2 number, since 2×1100123103231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100123113231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1531386 + ... + 2131991.

It is an arithmetic number, because the mean of its divisors is an integer number (67419587586).

Almost surely, 2^{1100123103231} is an apocalyptic number.

1100123103231 is a deficient number, since it is larger than the sum of its proper divisors (517946998833).

1100123103231 is a wasteful number, since it uses less digits than its factorization.

1100123103231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3663991 (or 3663988 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1100123103231 its reverse (1323013210011), we get a palindrome (2423136313242).

The spelling of 1100123103231 in words is "one trillion, one hundred billion, one hundred twenty-three million, one hundred three thousand, two hundred thirty-one".