221411761027163 has 16 divisors (see below), whose sum is σ = 266838218046720. Its totient is φ = 179470220727456.

The previous prime is 221411761027159. The next prime is 221411761027199. The reversal of 221411761027163 is 361720167114122.

It is a cyclic number.

It is not a de Polignac number, because 221411761027163 - 2² = 221411761027159 is a prime.

It is a super-2 number, since 2×221411761027163² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221411761027103) 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, 1494315581 + ... + 1494463742.

It is an arithmetic number, because the mean of its divisors is an integer number (16677388627920).

Almost surely, 2^{221411761027163} is an apocalyptic number.

221411761027163 is a deficient number, since it is larger than the sum of its proper divisors (45426457019557).

221411761027163 is a wasteful number, since it uses less digits than its factorization.

221411761027163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2988779906.

The product of its (nonzero) digits is 169344, while the sum is 44.

The spelling of 221411761027163 in words is "two hundred twenty-one trillion, four hundred eleven billion, seven hundred sixty-one million, twenty-seven thousand, one hundred sixty-three".