210000011122 has 12 divisors (see below), whose sum is σ = 346239688158. Its totient is φ = 95454550400.

The previous prime is 210000011119. The next prime is 210000011171. The reversal of 210000011122 is 221110000012.

It can be written as a sum of positive squares in only one way, i.e., 172514791801 + 37485219321 = 415349^2 + 193611^2 .

It is a junction number, because it is equal to n+sod(n) for n = 210000011099 and 210000011108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 433884079 + ... + 433884562.

Almost surely, 2^210000011122 is an apocalyptic number.

210000011122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

210000011122 is a deficient number, since it is larger than the sum of its proper divisors (136239677036).

210000011122 is a wasteful number, since it uses less digits than its factorization.

210000011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867768665 (or 867768654 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 210000011122 its reverse (221110000012), we get a palindrome (431110011134).

The spelling of 210000011122 in words is "two hundred ten billion, eleven thousand, one hundred twenty-two".