2000012121200 has 30 divisors (see below), whose sum is σ = 4805029122144. Its totient is φ = 800004848320.

The previous prime is 2000012121139. The next prime is 2000012121251. The reversal of 2000012121200 is 21212100002.

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 5 ways as a sum of consecutive naturals, for example, 2500014752 + ... + 2500015551.

Almost surely, 2^{2000012121200} is an apocalyptic number.

2000012121200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000012121200 is an abundant number, since it is smaller than the sum of its proper divisors (2805017000944).

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

2000012121200 is a wasteful number, since it uses less digits than its factorization.

2000012121200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5000030321 (or 5000030310 counting only the distinct ones).

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

Adding to 2000012121200 its reverse (21212100002), we get a palindrome (2021224221202).

It can be divided in two parts, 2000012 and 121200, that added together give a palindrome (2121212).

The spelling of 2000012121200 in words is "two trillion, twelve million, one hundred twenty-one thousand, two hundred".