221210110022 has 8 divisors (see below), whose sum is σ = 361980180072. Its totient is φ = 100550050000.

The previous prime is 221210110019. The next prime is 221210110057. The reversal of 221210110022 is 220011012122.

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

It is a junction number, because it is equal to n+sod(n) for n = 221210109979 and 221210110006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5027502479 + ... + 5027502522.

It is an arithmetic number, because the mean of its divisors is an integer number (45247522509).

Almost surely, 2^221210110022 is an apocalyptic number.

221210110022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221210110022 is a deficient number, since it is larger than the sum of its proper divisors (140770070050).

221210110022 is a wasteful number, since it uses less digits than its factorization.

221210110022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10055005014.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 221210110022 its reverse (220011012122), we get a palindrome (441221122144).

The spelling of 221210110022 in words is "two hundred twenty-one billion, two hundred ten million, one hundred ten thousand, twenty-two".