2105152515012 has 48 divisors (see below), whose sum is σ = 4938314895360. Its totient is φ = 697971003552.

The previous prime is 2105152514999. The next prime is 2105152515017.

2105152515012 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×2105152515012² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2105152515017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1168153 + ... + 2361119.

It is an arithmetic number, because the mean of its divisors is an integer number (102881560320).

Almost surely, 2^{2105152515012} is an apocalyptic number.

It is an amenable number.

2105152515012 is an abundant number, since it is smaller than the sum of its proper divisors (2833162380348).

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

2105152515012 is a wasteful number, since it uses less digits than its factorization.

2105152515012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193760 (or 1193758 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 30.

The spelling of 2105152515012 in words is "two trillion, one hundred five billion, one hundred fifty-two million, five hundred fifteen thousand, twelve".