1012110011023 has 4 divisors (see below), whose sum is σ = 1044758721088. Its totient is φ = 979461300960.

The previous prime is 1012110011021. The next prime is 1012110011057. The reversal of 1012110011023 is 3201100112101.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1012110011023 - 2¹ = 1012110011021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1012110010994 and 1012110011012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012110011021) 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 3 ways as a sum of consecutive naturals, for example, 16324354986 + ... + 16324355047.

It is an arithmetic number, because the mean of its divisors is an integer number (261189680272).

Almost surely, 2^{1012110011023} is an apocalyptic number.

1012110011023 is a deficient number, since it is larger than the sum of its proper divisors (32648710065).

1012110011023 is an equidigital number, since it uses as much as digits as its factorization.

1012110011023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32648710064.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1012110011023 its reverse (3201100112101), we get a palindrome (4213210123124).

The spelling of 1012110011023 in words is "one trillion, twelve billion, one hundred ten million, eleven thousand, twenty-three".