2112020012212 has 24 divisors (see below), whose sum is σ = 4054314674592. Its totient is φ = 954705175200.

The previous prime is 2112020012161. The next prime is 2112020012213. The reversal of 2112020012212 is 2122100202112.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112020012213) 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, 132589978 + ... + 132605905.

It is an arithmetic number, because the mean of its divisors is an integer number (168929778108).

Almost surely, 2^{2112020012212} is an apocalyptic number.

2112020012212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2112020012212 is a deficient number, since it is larger than the sum of its proper divisors (1942294662380).

2112020012212 is a wasteful number, since it uses less digits than its factorization.

2112020012212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265196079 (or 265196077 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2112020012212 its reverse (2122100202112), we get a palindrome (4234120214324).

The spelling of 2112020012212 in words is "two trillion, one hundred twelve billion, twenty million, twelve thousand, two hundred twelve".