10001123031213 has 16 divisors (see below), whose sum is σ = 14816923388800. Its totient is φ = 6667215183360.

The previous prime is 10001123031199. The next prime is 10001123031223. The reversal of 10001123031213 is 31213032110001.

10001123031213 is a `hidden beast` number, since 100 + 0 + 11 + 230 + 312 + 13 = 666.

It is not a de Polignac number, because 10001123031213 - 2¹² = 10001123027117 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 (10001123031223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4641553 + ... + 6445638.

It is an arithmetic number, because the mean of its divisors is an integer number (926057711800).

Almost surely, 2^{10001123031213} is an apocalyptic number.

It is an amenable number.

10001123031213 is a deficient number, since it is larger than the sum of its proper divisors (4815800357587).

10001123031213 is a wasteful number, since it uses less digits than its factorization.

10001123031213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11120609 (or 11120603 counting only the distinct ones).

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

Adding to 10001123031213 its reverse (31213032110001), we get a palindrome (41214155141214).

The spelling of 10001123031213 in words is "ten trillion, one billion, one hundred twenty-three million, thirty-one thousand, two hundred thirteen".