211001122010012 has 24 divisors (see below), whose sum is σ = 373401947394000. Its totient is φ = 104314858217856.

The previous prime is 211001122010009. The next prime is 211001122010047. The reversal of 211001122010012 is 210010221100112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168457883 + ... + 169705805.

It is an arithmetic number, because the mean of its divisors is an integer number (15558414474750).

Almost surely, 2^{211001122010012} is an apocalyptic number.

It is an amenable number.

211001122010012 is a deficient number, since it is larger than the sum of its proper divisors (162400825383988).

211001122010012 is a wasteful number, since it uses less digits than its factorization.

211001122010012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1722965 (or 1722963 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 211001122010012 its reverse (210010221100112), we get a palindrome (421011343110124).

The spelling of 211001122010012 in words is "two hundred eleven trillion, one billion, one hundred twenty-two million, ten thousand, twelve".