200121011212010 has 64 divisors (see below), whose sum is σ = 424964404316160. Its totient is φ = 66398508207360.

The previous prime is 200121011211991. The next prime is 200121011212069. The reversal of 200121011212010 is 10212110121002.

200121011212010 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 137262992 + ... + 138713268.

It is an arithmetic number, because the mean of its divisors is an integer number (6640068817440).

Almost surely, 2^{200121011212010} is an apocalyptic number.

200121011212010 is an abundant number, since it is smaller than the sum of its proper divisors (224843393104150).

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

200121011212010 is a wasteful number, since it uses less digits than its factorization.

200121011212010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1513911.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 200121011212010 its reverse (10212110121002), we get a palindrome (210333121333012).

The spelling of 200121011212010 in words is "two hundred trillion, one hundred twenty-one billion, eleven million, two hundred twelve thousand, ten".