2112012112210 has 192 divisors, whose sum is σ = 5202650062080. Its totient is φ = 599325143040.

The previous prime is 2112012112153. The next prime is 2112012112291. The reversal of 2112012112210 is 122112102112.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9388326 + ... + 9610654.

It is an arithmetic number, because the mean of its divisors is an integer number (27097135740).

Almost surely, 2^{2112012112210} is an apocalyptic number.

2112012112210 is an abundant number, since it is smaller than the sum of its proper divisors (3090637949870).

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

2112012112210 is a wasteful number, since it uses less digits than its factorization.

2112012112210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222453 (or 222440 counting only the distinct ones).

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

Adding to 2112012112210 its reverse (122112102112), we get a palindrome (2234124214322).

It can be divided in two parts, 2112012 and 112210, that added together give a palindrome (2224222).

The spelling of 2112012112210 in words is "two trillion, one hundred twelve billion, twelve million, one hundred twelve thousand, two hundred ten".