21160134215411 has 8 divisors (see below), whose sum is σ = 21166098579600. Its totient is φ = 21154170153600.

The previous prime is 21160134215401. The next prime is 21160134215447. The reversal of 21160134215411 is 11451243106112.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21160134215411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21160134215401) 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, 265760975 + ... + 265840583.

It is an arithmetic number, because the mean of its divisors is an integer number (2645762322450).

Almost surely, 2^{21160134215411} is an apocalyptic number.

21160134215411 is a deficient number, since it is larger than the sum of its proper divisors (5964364189).

21160134215411 is an equidigital number, since it uses as much as digits as its factorization.

21160134215411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151189.

The product of its (nonzero) digits is 5760, while the sum is 32.

The spelling of 21160134215411 in words is "twenty-one trillion, one hundred sixty billion, one hundred thirty-four million, two hundred fifteen thousand, four hundred eleven".