105215871411 has 48 divisors (see below), whose sum is σ = 178955857600. Its totient is φ = 58327464960.

The previous prime is 105215871403. The next prime is 105215871451. The reversal of 105215871411 is 114178512501.

It is a happy number.

105215871411 is a `hidden beast` number, since 1 + 0 + 52 + 1 + 587 + 14 + 11 = 666.

It is not a de Polignac number, because 105215871411 - 2³ = 105215871403 is a prime.

It is a super-2 number, since 2×105215871411² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105215871451) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 93015 + ... + 468063.

Almost surely, 2^105215871411 is an apocalyptic number.

105215871411 is a deficient number, since it is larger than the sum of its proper divisors (73739986189).

105215871411 is a wasteful number, since it uses less digits than its factorization.

105215871411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375196 (or 375193 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 36.

The spelling of 105215871411 in words is "one hundred five billion, two hundred fifteen million, eight hundred seventy-one thousand, four hundred eleven".