2100000122212 has 24 divisors (see below), whose sum is σ = 3759885436160. Its totient is φ = 1026021185280.

The previous prime is 2100000122147. The next prime is 2100000122221. The reversal of 2100000122212 is 2122210000012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2100000122192 and 2100000122201.

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, 34224864 + ... + 34286167.

Almost surely, 2^{2100000122212} is an apocalyptic number.

It is an amenable number.

2100000122212 is a deficient number, since it is larger than the sum of its proper divisors (1659885313948).

2100000122212 is a wasteful number, since it uses less digits than its factorization.

2100000122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68511211 (or 68511209 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2100000122212 its reverse (2122210000012), we get a palindrome (4222210122224).

The spelling of 2100000122212 in words is "two trillion, one hundred billion, one hundred twenty-two thousand, two hundred twelve".