20010211010212 has 12 divisors (see below), whose sum is σ = 35094494805580. Its totient is φ = 9983212494336.

The previous prime is 20010211010201. The next prime is 20010211010221. The reversal of 20010211010212 is 21201011201002.

It can be written as a sum of positive squares in 2 ways, for example, as 9669960438336 + 10340250571876 = 3109656^2 + 3215626^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20010211010192 and 20010211010201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5473250637 + ... + 5473254292.

Almost surely, 2^{20010211010212} is an apocalyptic number.

It is an amenable number.

20010211010212 is a deficient number, since it is larger than the sum of its proper divisors (15084283795368).

20010211010212 is a wasteful number, since it uses less digits than its factorization.

20010211010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10946505390 (or 10946505388 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20010211010212 its reverse (21201011201002), we get a palindrome (41211222211214).

The spelling of 20010211010212 in words is "twenty trillion, ten billion, two hundred eleven million, ten thousand, two hundred twelve".