2112200001002 has 24 divisors (see below), whose sum is σ = 3920871688416. Its totient is φ = 835595603856.

The previous prime is 2112200000959. The next prime is 2112200001007. The reversal of 2112200001002 is 2001000022112.

It is a happy number.

It is a super-2 number, since 2×2112200001002² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2112200001007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 446362808 + ... + 446367539.

It is an arithmetic number, because the mean of its divisors is an integer number (163369653684).

Almost surely, 2^{2112200001002} is an apocalyptic number.

2112200001002 is a deficient number, since it is larger than the sum of its proper divisors (1808671687414).

2112200001002 is a wasteful number, since it uses less digits than its factorization.

2112200001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 892730382 (or 892730369 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2112200001002 its reverse (2001000022112), we get a palindrome (4113200023114).

The spelling of 2112200001002 in words is "two trillion, one hundred twelve billion, two hundred million, one thousand, two".