200121010000102 has 4 divisors (see below), whose sum is σ = 300181515000156. Its totient is φ = 100060505000050.

The previous prime is 200121010000097. The next prime is 200121010000123. The reversal of 200121010000102 is 201000010121002.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50030252500024 + ... + 50030252500027.

It is an arithmetic number, because the mean of its divisors is an integer number (75045378750039).

Almost surely, 2^{200121010000102} is an apocalyptic number.

200121010000102 is a deficient number, since it is larger than the sum of its proper divisors (100060505000054).

200121010000102 is a wasteful number, since it uses less digits than its factorization.

200121010000102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100060505000053.

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

Adding to 200121010000102 its reverse (201000010121002), we get a palindrome (401121020121104).

The spelling of 200121010000102 in words is "two hundred trillion, one hundred twenty-one billion, ten million, one hundred two", and thus it is an aban number.