101200222221 has 8 divisors (see below), whose sum is σ = 154209862464. Its totient is φ = 57828698400.

The previous prime is 101200222171. The next prime is 101200222229. The reversal of 101200222221 is 122222002101.

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

It is not a de Polignac number, because 101200222221 - 2⁷ = 101200222093 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101200222221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101200222229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2409529080 + ... + 2409529121.

It is an arithmetic number, because the mean of its divisors is an integer number (19276232808).

Almost surely, 2^101200222221 is an apocalyptic number.

It is an amenable number.

101200222221 is a deficient number, since it is larger than the sum of its proper divisors (53009640243).

101200222221 is an equidigital number, since it uses as much as digits as its factorization.

101200222221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4819058211.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 101200222221 its reverse (122222002101), we get a palindrome (223422224322).

The spelling of 101200222221 in words is "one hundred one billion, two hundred million, two hundred twenty-two thousand, two hundred twenty-one".