2105520335513 has 8 divisors (see below), whose sum is σ = 2483931824640. Its totient is φ = 1746514563840.

The previous prime is 2105520335489. The next prime is 2105520335531. The reversal of 2105520335513 is 3155330255012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2105520335513 - 2¹⁴ = 2105520319129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2105520335713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4851429128 + ... + 4851429561.

It is an arithmetic number, because the mean of its divisors is an integer number (310491478080).

Almost surely, 2^{2105520335513} is an apocalyptic number.

It is an amenable number.

2105520335513 is a deficient number, since it is larger than the sum of its proper divisors (378411489127).

2105520335513 is an equidigital number, since it uses as much as digits as its factorization.

2105520335513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9702858727.

The product of its (nonzero) digits is 67500, while the sum is 35.

The spelling of 2105520335513 in words is "two trillion, one hundred five billion, five hundred twenty million, three hundred thirty-five thousand, five hundred thirteen".