200100121012 has 12 divisors (see below), whose sum is σ = 382009322016. Its totient is φ = 90954600440.

The previous prime is 200100120989. The next prime is 200100121019. The reversal of 200100121012 is 210121001002.

It is a self number, because there is not a number n which added to its sum of digits gives 200100121012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200100121019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2273864968 + ... + 2273865055.

It is an arithmetic number, because the mean of its divisors is an integer number (31834110168).

Almost surely, 2^200100121012 is an apocalyptic number.

200100121012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

200100121012 is a deficient number, since it is larger than the sum of its proper divisors (181909201004).

200100121012 is a wasteful number, since it uses less digits than its factorization.

200100121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4547730038 (or 4547730036 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 200100121012 its reverse (210121001002), we get a palindrome (410221122014).

The spelling of 200100121012 in words is "two hundred billion, one hundred million, one hundred twenty-one thousand, twelve".