20211000002212 has 6 divisors (see below), whose sum is σ = 35369250003878. Its totient is φ = 10105500001104.

The previous prime is 20211000002201. The next prime is 20211000002239. The reversal of 20211000002212 is 21220000011202.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 18528754686016 + 1682245316196 = 4304504^2 + 1297014^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20211000002192 and 20211000002201.

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 as a sum of consecutive naturals, namely, 2526375000273 + ... + 2526375000280.

Almost surely, 2^{20211000002212} is an apocalyptic number.

It is an amenable number.

20211000002212 is a deficient number, since it is larger than the sum of its proper divisors (15158250001666).

20211000002212 is a wasteful number, since it uses less digits than its factorization.

20211000002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5052750000557 (or 5052750000555 counting only the distinct ones).

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

Adding to 20211000002212 its reverse (21220000011202), we get a palindrome (41431000013414).

The spelling of 20211000002212 in words is "twenty trillion, two hundred eleven billion, two thousand, two hundred twelve".