21160341120051 has 48 divisors (see below), whose sum is σ = 35219121659904. Its totient is φ = 11992081352832.

The previous prime is 21160341120031. The next prime is 21160341120109. The reversal of 21160341120051 is 15002114306112.

21160341120051 is a `hidden beast` number, since 2 + 1 + 1 + 603 + 4 + 1 + 1 + 2 + 0 + 0 + 51 = 666.

It is not a de Polignac number, because 21160341120051 - 2⁵ = 21160341120019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21160341119997 and 21160341120024.

It is not an unprimeable number, because it can be changed into a prime (21160341120011) 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, 21742596 + ... + 22694958.

It is an arithmetic number, because the mean of its divisors is an integer number (733731701248).

Almost surely, 2^{21160341120051} is an apocalyptic number.

21160341120051 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

21160341120051 is a deficient number, since it is larger than the sum of its proper divisors (14058780539853).

21160341120051 is a wasteful number, since it uses less digits than its factorization.

21160341120051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955280 (or 955277 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

Adding to 21160341120051 its reverse (15002114306112), we get a palindrome (36162455426163).

The spelling of 21160341120051 in words is "twenty-one trillion, one hundred sixty billion, three hundred forty-one million, one hundred twenty thousand, fifty-one".