211201222122110 has 16 divisors (see below), whose sum is σ = 414722399803632. Its totient is φ = 76800444408000.

The previous prime is 211201222122089. The next prime is 211201222122139. The reversal of 211201222122110 is 11221222102112.

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, 960005554991 + ... + 960005555210.

It is an arithmetic number, because the mean of its divisors is an integer number (25920149987727).

Almost surely, 2^{211201222122110} is an apocalyptic number.

211201222122110 is a deficient number, since it is larger than the sum of its proper divisors (203521177681522).

211201222122110 is a wasteful number, since it uses less digits than its factorization.

211201222122110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1920011110219.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 211201222122110 its reverse (11221222102112), we get a palindrome (222422444224222).

The spelling of 211201222122110 in words is "two hundred eleven trillion, two hundred one billion, two hundred twenty-two million, one hundred twenty-two thousand, one hundred ten".