211201010020212 has 24 divisors (see below), whose sum is σ = 492807606219936. Its totient is φ = 70399586743968.

The previous prime is 211201010020171. The next prime is 211201010020213. The reversal of 211201010020212 is 212020010102112.

It is a junction number, because it is equal to n+sod(n) for n = 211201010020191 and 211201010020200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211201010020213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92567143 + ... + 94821294.

It is an arithmetic number, because the mean of its divisors is an integer number (20533650259164).

Almost surely, 2^{211201010020212} is an apocalyptic number.

It is an amenable number.

211201010020212 is an abundant number, since it is smaller than the sum of its proper divisors (281606596199724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211201010020212 is a wasteful number, since it uses less digits than its factorization.

211201010020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187482367 (or 187482365 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 211201010020212 its reverse (212020010102112), we get a palindrome (423221020122324).

The spelling of 211201010020212 in words is "two hundred eleven trillion, two hundred one billion, ten million, twenty thousand, two hundred twelve".