2210022100 has 144 divisors (see below), whose sum is σ = 5966243136. Its totient is φ = 698112000.

The previous prime is 2210022047. The next prime is 2210022149. The reversal of 2210022100 is 12200122.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 238555 + ... + 247645.

It is an arithmetic number, because the mean of its divisors is an integer number (41432244).

Almost surely, 2^2210022100 is an apocalyptic number.

2210022100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2210022100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2983121568).

2210022100 is an abundant number, since it is smaller than the sum of its proper divisors (3756221036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2210022100 is a wasteful number, since it uses less digits than its factorization.

2210022100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9146 (or 9139 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 2210022100 is about 47010.8721467705. The cubic root of 2210022100 is about 1302.5634035716.

Adding to 2210022100 its reverse (12200122), we get a palindrome (2222222222).

It can be divided in two parts, 2210022 and 100, that added together give a palindrome (2210122).

The spelling of 2210022100 in words is "two billion, two hundred ten million, twenty-two thousand, one hundred".