211210100211212 has 48 divisors (see below), whose sum is σ = 411990257881440. Its totient is φ = 94154355044352.

The previous prime is 211210100211211. The next prime is 211210100211221. The reversal of 211210100211212 is 212112001012112.

211210100211212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (211210100211211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9966968 + ... + 22842080.

It is an arithmetic number, because the mean of its divisors is an integer number (8583130372530).

Almost surely, 2^{211210100211212} is an apocalyptic number.

It is an amenable number.

211210100211212 is a deficient number, since it is larger than the sum of its proper divisors (200780157670228).

211210100211212 is a wasteful number, since it uses less digits than its factorization.

211210100211212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12887850 (or 12887848 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 211210100211212 its reverse (212112001012112), we get a palindrome (423322101223324).

The spelling of 211210100211212 in words is "two hundred eleven trillion, two hundred ten billion, one hundred million, two hundred eleven thousand, two hundred twelve".