200121210201112 has 64 divisors (see below), whose sum is σ = 390740620010400. Its totient is φ = 96019968844800.

The previous prime is 200121210201089. The next prime is 200121210201113. The reversal of 200121210201112 is 211102012121002.

It is a super-2 number, since 2×200121210201112² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200121210201113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16010139 + ... + 25623562.

Almost surely, 2^{200121210201112} is an apocalyptic number.

It is an amenable number.

200121210201112 is a deficient number, since it is larger than the sum of its proper divisors (190619409809288).

200121210201112 is a wasteful number, since it uses less digits than its factorization.

200121210201112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41633996 (or 41633992 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 200121210201112 its reverse (211102012121002), we get a palindrome (411223222322114).

The spelling of 200121210201112 in words is "two hundred trillion, one hundred twenty-one billion, two hundred ten million, two hundred one thousand, one hundred twelve".