220000102101 has 24 divisors (see below), whose sum is σ = 346554324480. Its totient is φ = 133670942496.

The previous prime is 220000102099. The next prime is 220000102171. The reversal of 220000102101 is 101201000022.

220000102101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220000102101 - 2¹ = 220000102099 is a prime.

It is a super-2 number, since 2×220000102101² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220000102171) 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 23 ways as a sum of consecutive naturals, for example, 11891661 + ... + 11910146.

It is an arithmetic number, because the mean of its divisors is an integer number (14439763520).

Almost surely, 2^220000102101 is an apocalyptic number.

It is an amenable number.

220000102101 is a deficient number, since it is larger than the sum of its proper divisors (126554222379).

220000102101 is a wasteful number, since it uses less digits than its factorization.

220000102101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23801905 (or 23801902 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 220000102101 its reverse (101201000022), we get a palindrome (321201102123).

The spelling of 220000102101 in words is "two hundred twenty billion, one hundred two thousand, one hundred one".