101221200223 has 8 divisors (see below), whose sum is σ = 118917214416. Its totient is φ = 84940867200.

The previous prime is 101221200163. The next prime is 101221200281. The reversal of 101221200223 is 322002122101.

It is a happy number.

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 101221200223 - 2²⁵ = 101187645791 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101221200197 and 101221200206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101221200823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353920138 + ... + 353920423.

It is an arithmetic number, because the mean of its divisors is an integer number (14864651802).

Almost surely, 2^101221200223 is an apocalyptic number.

101221200223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

101221200223 is a deficient number, since it is larger than the sum of its proper divisors (17696014193).

101221200223 is a wasteful number, since it uses less digits than its factorization.

101221200223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707840585.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 101221200223 its reverse (322002122101), we get a palindrome (423223322324).

The spelling of 101221200223 in words is "one hundred one billion, two hundred twenty-one million, two hundred thousand, two hundred twenty-three".