20001110210212 has 6 divisors (see below), whose sum is σ = 35001942867878. Its totient is φ = 10000555105104.

The previous prime is 20001110210183. The next prime is 20001110210231. The reversal of 20001110210212 is 21201201110002.

It can be written as a sum of positive squares in only one way, i.e., 12694284913216 + 7306825296996 = 3562904^2 + 2703114^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20001110210192 and 20001110210201.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2500138776273 + ... + 2500138776280.

Almost surely, 2^{20001110210212} is an apocalyptic number.

It is an amenable number.

20001110210212 is a deficient number, since it is larger than the sum of its proper divisors (15000832657666).

20001110210212 is a wasteful number, since it uses less digits than its factorization.

20001110210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5000277552557 (or 5000277552555 counting only the distinct ones).

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

Adding to 20001110210212 its reverse (21201201110002), we get a palindrome (41202311320214).

The spelling of 20001110210212 in words is "twenty trillion, one billion, one hundred ten million, two hundred ten thousand, two hundred twelve".