221441101354022 has 16 divisors (see below), whose sum is σ = 378112868716032. Its totient is φ = 96278739718920.

The previous prime is 221441101354013. The next prime is 221441101354117. The reversal of 221441101354022 is 220453101144122.

It is a super-2 number, since 2×221441101354022² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 221441101354022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218815317038 + ... + 218815318049.

It is an arithmetic number, because the mean of its divisors is an integer number (23632054294752).

Almost surely, 2^{221441101354022} is an apocalyptic number.

221441101354022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221441101354022 is a deficient number, since it is larger than the sum of its proper divisors (156671767362010).

221441101354022 is a wasteful number, since it uses less digits than its factorization.

221441101354022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437630635123.

The product of its (nonzero) digits is 15360, while the sum is 32.

Adding to 221441101354022 its reverse (220453101144122), we get a palindrome (441894202498144).

The spelling of 221441101354022 in words is "two hundred twenty-one trillion, four hundred forty-one billion, one hundred one million, three hundred fifty-four thousand, twenty-two".