2101112120212 has 36 divisors (see below), whose sum is σ = 4368269594304. Its totient is φ = 881317542000.

The previous prime is 2101112120201. The next prime is 2101112120243. The reversal of 2101112120212 is 2120212111012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 114032914 + ... + 114051337.

It is an arithmetic number, because the mean of its divisors is an integer number (121340822064).

Almost surely, 2^{2101112120212} is an apocalyptic number.

It is an amenable number.

2101112120212 is an abundant number, since it is smaller than the sum of its proper divisors (2267157474092).

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

2101112120212 is a wasteful number, since it uses less digits than its factorization.

2101112120212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228084316 (or 228084307 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2101112120212 its reverse (2120212111012), we get a palindrome (4221324231224).

The spelling of 2101112120212 in words is "two trillion, one hundred one billion, one hundred twelve million, one hundred twenty thousand, two hundred twelve".