2101020022112 has 48 divisors (see below), whose sum is σ = 4513148058384. Its totient is φ = 954854592000.

The previous prime is 2101020022111. The next prime is 2101020022177. The reversal of 2101020022112 is 2112200201012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101020022111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1710062 + ... + 2669522.

It is an arithmetic number, because the mean of its divisors is an integer number (94023917883).

Almost surely, 2^{2101020022112} is an apocalyptic number.

2101020022112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2101020022112 is an abundant number, since it is smaller than the sum of its proper divisors (2412128036272).

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

2101020022112 is a wasteful number, since it uses less digits than its factorization.

2101020022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965703 (or 965695 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2101020022112 its reverse (2112200201012), we get a palindrome (4213220223124).

The spelling of 2101020022112 in words is "two trillion, one hundred one billion, twenty million, twenty-two thousand, one hundred twelve".