220022100101 has 8 divisors (see below), whose sum is σ = 228116007000. Its totient is φ = 211961989120.

The previous prime is 220022100073. The next prime is 220022100119. The reversal of 220022100101 is 101001220022.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 27011251201 + 193010848900 = 164351^2 + 439330^2 .

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 220022100101 - 2⁶ = 220022100037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220022100401) 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, 8435720 + ... + 8461761.

It is an arithmetic number, because the mean of its divisors is an integer number (28514500875).

Almost surely, 2^220022100101 is an apocalyptic number.

It is an amenable number.

220022100101 is a deficient number, since it is larger than the sum of its proper divisors (8093906899).

220022100101 is a wasteful number, since it uses less digits than its factorization.

220022100101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16897959.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 220022100101 its reverse (101001220022), we get a palindrome (321023320123).

The spelling of 220022100101 in words is "two hundred twenty billion, twenty-two million, one hundred thousand, one hundred one".