12120100210200 has 96 divisors (see below), whose sum is σ = 37574412382800. Its totient is φ = 3231845928960.

The previous prime is 12120100210193. The next prime is 12120100210243. The reversal of 12120100210200 is 201200102121.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10345504 + ... + 11457296.

Almost surely, 2^{12120100210200} is an apocalyptic number.

12120100210200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12120100210200 is an abundant number, since it is smaller than the sum of its proper divisors (25454312172600).

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

12120100210200 is a wasteful number, since it uses less digits than its factorization.

12120100210200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129981 (or 1129972 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12120100210200 its reverse (201200102121), we get a palindrome (12321300312321).

The spelling of 12120100210200 in words is "twelve trillion, one hundred twenty billion, one hundred million, two hundred ten thousand, two hundred".