10113012105 has 64 divisors (see below), whose sum is σ = 20610754560. Its totient is φ = 4122123264.

The previous prime is 10113012103. The next prime is 10113012131. The reversal of 10113012105 is 50121031101.

It is not a de Polignac number, because 10113012105 - 2¹ = 10113012103 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (10113012103) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 115179 + ... + 183008.

It is an arithmetic number, because the mean of its divisors is an integer number (322043040).

Almost surely, 2^10113012105 is an apocalyptic number.

10113012105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10113012105 is an abundant number, since it is smaller than the sum of its proper divisors (10497742455).

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

10113012105 is a wasteful number, since it uses less digits than its factorization.

10113012105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298238.

The product of its (nonzero) digits is 30, while the sum is 15.

Adding to 10113012105 its reverse (50121031101), we get a palindrome (60234043206).

The spelling of 10113012105 in words is "ten billion, one hundred thirteen million, twelve thousand, one hundred five".