200121220120112 has 20 divisors (see below), whose sum is σ = 387737613018480. Its totient is φ = 100059900631488.

The previous prime is 200121220120109. The next prime is 200121220120123. The reversal of 200121220120112 is 211021022121002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42008348 + ... + 46528955.

It is an arithmetic number, because the mean of its divisors is an integer number (19386880650924).

Almost surely, 2^{200121220120112} is an apocalyptic number.

It is an amenable number.

200121220120112 is a deficient number, since it is larger than the sum of its proper divisors (187616392898368).

200121220120112 is a wasteful number, since it uses less digits than its factorization.

200121220120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88678580 (or 88678574 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 200121220120112 its reverse (211021022121002), we get a palindrome (411142242241114).

The spelling of 200121220120112 in words is "two hundred trillion, one hundred twenty-one billion, two hundred twenty million, one hundred twenty thousand, one hundred twelve".