211120200122 has 16 divisors (see below), whose sum is σ = 341049388680. Its totient is φ = 97437502272.

The previous prime is 211120200089. The next prime is 211120200169. The reversal of 211120200122 is 221002021112.

It can be written as a sum of positive squares in 4 ways, for example, as 206532982681 + 4587217441 = 454459^2 + 67729^2 .

It is a junction number, because it is equal to n+sod(n) for n = 211120200097 and 211120200106.

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, 1178204 + ... + 1345512.

Almost surely, 2^211120200122 is an apocalyptic number.

211120200122 is a deficient number, since it is larger than the sum of its proper divisors (129929188558).

211120200122 is a wasteful number, since it uses less digits than its factorization.

211120200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215857.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 211120200122 its reverse (221002021112), we get a palindrome (432122221234).

The spelling of 211120200122 in words is "two hundred eleven billion, one hundred twenty million, two hundred thousand, one hundred twenty-two".