2210012121200 has 90 divisors (see below), whose sum is σ = 5749399017144. Its totient is φ = 816004450560.

The previous prime is 2210012121137. The next prime is 2210012121209. The reversal of 2210012121200 is 21212100122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2210012121209) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 16278644 + ... + 16413843.

Almost surely, 2^{2210012121200} is an apocalyptic number.

2210012121200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2210012121200 is an abundant number, since it is smaller than the sum of its proper divisors (3539386895944).

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

2210012121200 is a wasteful number, since it uses less digits than its factorization.

2210012121200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32692531 (or 32692507 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2210012121200 its reverse (21212100122), we get a palindrome (2231224221322).

The spelling of 2210012121200 in words is "two trillion, two hundred ten billion, twelve million, one hundred twenty-one thousand, two hundred".