2212205700 has 36 divisors (see below), whose sum is σ = 6400649360. Its totient is φ = 589921440.

The previous prime is 2212205693. The next prime is 2212205707. The reversal of 2212205700 is 75022122.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2212205693) and next prime (2212205707).

It is a super-2 number, since 2×2212205700² = 9787708118224980000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2212205707) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3686710 + ... + 3687309.

Almost surely, 2^2212205700 is an apocalyptic number.

2212205700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2212205700 is an abundant number, since it is smaller than the sum of its proper divisors (4188443660).

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

2212205700 is a wasteful number, since it uses less digits than its factorization.

2212205700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7374036 (or 7374029 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 2212205700 is about 47034.0908278240. The cubic root of 2212205700 is about 1302.9922591932.

Adding to 2212205700 its reverse (75022122), we get a palindrome (2287227822).

The spelling of 2212205700 in words is "two billion, two hundred twelve million, two hundred five thousand, seven hundred".