221544616114131 has 16 divisors (see below), whose sum is σ = 295451755353600. Its totient is φ = 147666945004128.

The previous prime is 221544616114103. The next prime is 221544616114139. The reversal of 221544616114131 is 131411616445122.

It is not a de Polignac number, because 221544616114131 - 2⁵ = 221544616114099 is a prime.

It is a super-2 number, since 2×221544616114131² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (221544616114139) 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, 929416560 + ... + 929654898.

It is an arithmetic number, because the mean of its divisors is an integer number (18465734709600).

Almost surely, 2^{221544616114131} is an apocalyptic number.

221544616114131 is a deficient number, since it is larger than the sum of its proper divisors (73907139239469).

221544616114131 is a wasteful number, since it uses less digits than its factorization.

221544616114131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298858.

The product of its digits is 138240, while the sum is 42.

The spelling of 221544616114131 in words is "two hundred twenty-one trillion, five hundred forty-four billion, six hundred sixteen million, one hundred fourteen thousand, one hundred thirty-one".