2212001001200 has 60 divisors (see below), whose sum is σ = 5314970840928. Its totient is φ = 884694105600.

The previous prime is 2212001001157. The next prime is 2212001001229. The reversal of 2212001001200 is 21001002122.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3044444 + ... + 3700356.

Almost surely, 2^{2212001001200} is an apocalyptic number.

2212001001200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2212001001200 is an abundant number, since it is smaller than the sum of its proper divisors (3102969839728).

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

2212001001200 is a wasteful number, since it uses less digits than its factorization.

2212001001200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664362 (or 664351 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2212001001200 its reverse (21001002122), we get a palindrome (2233002003322).

The spelling of 2212001001200 in words is "two trillion, two hundred twelve billion, one million, one thousand, two hundred".