10112321205 has 32 divisors (see below), whose sum is σ = 20545670400. Its totient is φ = 4622774976.

The previous prime is 10112321203. The next prime is 10112321207. The reversal of 10112321205 is 50212321101.

It is an interprime number because it is at equal distance from previous prime (10112321203) and next prime (10112321207).

It is not a de Polignac number, because 10112321205 - 2¹ = 10112321203 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10112321203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5349490 + ... + 5351379.

It is an arithmetic number, because the mean of its divisors is an integer number (642052200).

Almost surely, 2^10112321205 is an apocalyptic number.

10112321205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10112321205 is an abundant number, since it is smaller than the sum of its proper divisors (10433349195).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10112321205 is a wasteful number, since it uses less digits than its factorization.

10112321205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10700890 (or 10700884 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

Adding to 10112321205 its reverse (50212321101), we get a palindrome (60324642306).

The spelling of 10112321205 in words is "ten billion, one hundred twelve million, three hundred twenty-one thousand, two hundred five".