2210002101 has 24 divisors (see below), whose sum is σ = 3305367000. Its totient is φ = 1421210112.

The previous prime is 2210002061. The next prime is 2210002103. The reversal of 2210002101 is 1012000122.

It can be written as a sum of positive squares in 4 ways, for example, as 1147176900 + 1062825201 = 33870^2 + 32601^2 .

It is not a de Polignac number, because 2210002101 - 2²¹ = 2207904949 is a prime.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2210002103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 333145 + ... + 339713.

It is an arithmetic number, because the mean of its divisors is an integer number (137723625).

Almost surely, 2^2210002101 is an apocalyptic number.

It is an amenable number.

2210002101 is a deficient number, since it is larger than the sum of its proper divisors (1095364899).

2210002101 is a wasteful number, since it uses less digits than its factorization.

2210002101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7893 (or 7890 counting only the distinct ones).

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

The square root of 2210002101 is about 47010.6594401738. The cubic root of 2210002101 is about 1302.5594744941.

Adding to 2210002101 its reverse (1012000122), we get a palindrome (3222002223).

The spelling of 2210002101 in words is "two billion, two hundred ten million, two thousand, one hundred one".