221411640363311 has 8 divisors (see below), whose sum is σ = 229050979875120. Its totient is φ = 213772597875648.

The previous prime is 221411640363283. The next prime is 221411640363337. The reversal of 221411640363311 is 113363046114122.

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

It is a cyclic number.

It is not a de Polignac number, because 221411640363311 - 2¹⁰ = 221411640362287 is a prime.

It is a super-2 number, since 2×221411640363311² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221411640363611) 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, 72738926 + ... + 75721691.

It is an arithmetic number, because the mean of its divisors is an integer number (28631372484390).

Almost surely, 2^{221411640363311} is an apocalyptic number.

221411640363311 is a deficient number, since it is larger than the sum of its proper divisors (7639339511809).

221411640363311 is a wasteful number, since it uses less digits than its factorization.

221411640363311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148512073.

The product of its (nonzero) digits is 62208, while the sum is 38.

Adding to 221411640363311 its reverse (113363046114122), we get a palindrome (334774686477433).

The spelling of 221411640363311 in words is "two hundred twenty-one trillion, four hundred eleven billion, six hundred forty million, three hundred sixty-three thousand, three hundred eleven".