202020100112 has 20 divisors (see below), whose sum is σ = 412014678480. Its totient is φ = 95693731488.

The previous prime is 202020100091. The next prime is 202020100129. The reversal of 202020100112 is 211001020202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 202020100093 and 202020100102.

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, 332269598 + ... + 332270205.

It is an arithmetic number, because the mean of its divisors is an integer number (20600733924).

Almost surely, 2^202020100112 is an apocalyptic number.

It is an amenable number.

202020100112 is an abundant number, since it is smaller than the sum of its proper divisors (209994578368).

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

202020100112 is a wasteful number, since it uses less digits than its factorization.

202020100112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664539830 (or 664539824 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 202020100112 its reverse (211001020202), we get a palindrome (413021120314).

The spelling of 202020100112 in words is "two hundred two billion, twenty million, one hundred thousand, one hundred twelve".