2202001200 has 900 divisors, whose sum is σ = 9809465160. Its totient is φ = 470292480.

The previous prime is 2202001199. The next prime is 2202001201. The reversal of 2202001200 is 21002022.

It is an interprime number because it is at equal distance from previous prime (2202001199) and next prime (2202001201).

It is a tau number, because it is divible by the number of its divisors (900).

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

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202001201) by changing a digit.

It is a polite number, since it can be written in 179 ways as a sum of consecutive naturals, for example, 30164364 + ... + 30164436.

Almost surely, 2^2202001200 is an apocalyptic number.

2202001200 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 2202001200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4904732580).

2202001200 is an abundant number, since it is smaller than the sum of its proper divisors (7607463960).

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

2202001200 is a wasteful number, since it uses less digits than its factorization.

2202001200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 109 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 2202001200 is about 46925.4856128309. The cubic root of 2202001200 is about 1300.9856824300.

Adding to 2202001200 its reverse (21002022), we get a palindrome (2223003222).

The spelling of 2202001200 in words is "two billion, two hundred two million, one thousand, two hundred".