202020121102112 has 48 divisors (see below), whose sum is σ = 398198135688192. Its totient is φ = 100890471559680.

The previous prime is 202020121102043. The next prime is 202020121102199. The reversal of 202020121102112 is 211201121020202.

It is a super-2 number, since 2×202020121102112² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181567388 + ... + 182676644.

It is an arithmetic number, because the mean of its divisors is an integer number (8295794493504).

Almost surely, 2^{202020121102112} is an apocalyptic number.

It is an amenable number.

202020121102112 is a deficient number, since it is larger than the sum of its proper divisors (196178014586080).

202020121102112 is a wasteful number, since it uses less digits than its factorization.

202020121102112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116001 (or 1115993 counting only the distinct ones).

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

Adding to 202020121102112 its reverse (211201121020202), we get a palindrome (413221242122314).

The spelling of 202020121102112 in words is "two hundred two trillion, twenty billion, one hundred twenty-one million, one hundred two thousand, one hundred twelve".