211011022121012 has 12 divisors (see below), whose sum is σ = 372854427437856. Its totient is φ = 104481185710200.

The previous prime is 211011022120973. The next prime is 211011022121087. The reversal of 211011022121012 is 210121220110112.

211011022121012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 256081337114 + ... + 256081337937.

It is an arithmetic number, because the mean of its divisors is an integer number (31071202286488).

Almost surely, 2^{211011022121012} is an apocalyptic number.

It is an amenable number.

211011022121012 is a deficient number, since it is larger than the sum of its proper divisors (161843405316844).

211011022121012 is a wasteful number, since it uses less digits than its factorization.

211011022121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512162675158 (or 512162675156 counting only the distinct ones).

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

Adding to 211011022121012 its reverse (210121220110112), we get a palindrome (421132242231124).

The spelling of 211011022121012 in words is "two hundred eleven trillion, eleven billion, twenty-two million, one hundred twenty-one thousand, twelve".