202101120112 has 20 divisors (see below), whose sum is σ = 392528319040. Its totient is φ = 100803489408.

The previous prime is 202101120097. The next prime is 202101120113. The reversal of 202101120112 is 211021101202.

It is a junction number, because it is equal to n+sod(n) for n = 202101120092 and 202101120101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202101120113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15435168 + ... + 15448255.

It is an arithmetic number, because the mean of its divisors is an integer number (19626415952).

Almost surely, 2^202101120112 is an apocalyptic number.

It is an amenable number.

202101120112 is a deficient number, since it is larger than the sum of its proper divisors (190427198928).

202101120112 is a wasteful number, since it uses less digits than its factorization.

202101120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30883840 (or 30883834 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 202101120112 its reverse (211021101202), we get a palindrome (413122221314).

The spelling of 202101120112 in words is "two hundred two billion, one hundred one million, one hundred twenty thousand, one hundred twelve".