120100210000200 has 144 divisors (see below), whose sum is σ = 407868410348100. Its totient is φ = 31666871808000.

The previous prime is 120100210000193. The next prime is 120100210000231. The reversal of 120100210000200 is 2000012001021.

It can be written as a sum of positive squares in 6 ways, for example, as 20925739185156 + 99174470815044 = 4574466^2 + 9958638^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 374684401 + ... + 375004800.

Almost surely, 2^{120100210000200} is an apocalyptic number.

120100210000200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120100210000200 is an abundant number, since it is smaller than the sum of its proper divisors (287768200347900).

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

120100210000200 is a wasteful number, since it uses less digits than its factorization.

120100210000200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749689312 (or 749689300 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 120100210000200 its reverse (2000012001021), we get a palindrome (122100222001221).

The spelling of 120100210000200 in words is "one hundred twenty trillion, one hundred billion, two hundred ten million, two hundred", and thus it is an aban number.