1100010123231 has 32 divisors (see below), whose sum is σ = 1532953423872. Its totient is φ = 700308660480.

The previous prime is 1100010123193. The next prime is 1100010123283. The reversal of 1100010123231 is 1323210100011.

It is a happy number.

It is not a de Polignac number, because 1100010123231 - 2⁶ = 1100010123167 is a prime.

It is a super-2 number, since 2×1100010123231² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1100010123231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100010123931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 204422161 + ... + 204427541.

It is an arithmetic number, because the mean of its divisors is an integer number (47904794496).

Almost surely, 2^{1100010123231} is an apocalyptic number.

1100010123231 is a deficient number, since it is larger than the sum of its proper divisors (432943300641).

1100010123231 is a wasteful number, since it uses less digits than its factorization.

1100010123231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9703.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1100010123231 its reverse (1323210100011), we get a palindrome (2423220223242).

The spelling of 1100010123231 in words is "one trillion, one hundred billion, ten million, one hundred twenty-three thousand, two hundred thirty-one".