2100211022212 has 48 divisors (see below), whose sum is σ = 4044062937600. Its totient is φ = 950033548800.

The previous prime is 2100211022209. The next prime is 2100211022227. The reversal of 2100211022212 is 2122201120012.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3029214 + ... + 3657397.

It is an arithmetic number, because the mean of its divisors is an integer number (84251311200).

Almost surely, 2^{2100211022212} is an apocalyptic number.

It is an amenable number.

2100211022212 is a deficient number, since it is larger than the sum of its proper divisors (1943851915388).

2100211022212 is a wasteful number, since it uses less digits than its factorization.

2100211022212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6686812 (or 6686810 counting only the distinct ones).

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

Adding to 2100211022212 its reverse (2122201120012), we get a palindrome (4222412142224).

The spelling of 2100211022212 in words is "two trillion, one hundred billion, two hundred eleven million, twenty-two thousand, two hundred twelve".