2112201101012 has 24 divisors (see below), whose sum is σ = 3707444047104. Its totient is φ = 1052933932512.

The previous prime is 2112201100973. The next prime is 2112201101069. The reversal of 2112201101012 is 2101011022112.

It is a super-3 number, since 3×2112201101012³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2995493 + ... + 3632819.

It is an arithmetic number, because the mean of its divisors is an integer number (154476835296).

Almost surely, 2^{2112201101012} is an apocalyptic number.

It is an amenable number.

2112201101012 is a deficient number, since it is larger than the sum of its proper divisors (1595242946092).

2112201101012 is a wasteful number, since it uses less digits than its factorization.

2112201101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639815 (or 639813 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2112201101012 its reverse (2101011022112), we get a palindrome (4213212123124).

The spelling of 2112201101012 in words is "two trillion, one hundred twelve billion, two hundred one million, one hundred one thousand, twelve".