201406122 has 32 divisors (see below), whose sum is σ = 449064000. Its totient is φ = 66911184.

The previous prime is 201406111. The next prime is 201406151. The reversal of 201406122 is 221604102.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 201406095 and 201406104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10504 + ... + 22652.

It is an arithmetic number, because the mean of its divisors is an integer number (14033250).

Almost surely, 2^201406122 is an apocalyptic number.

201406122 is an abundant number, since it is smaller than the sum of its proper divisors (247657878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201406122 is a wasteful number, since it uses less digits than its factorization.

201406122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12467 (or 12461 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 201406122 is about 14191.7624698273. The cubic root of 201406122 is about 586.1708568488.

It can be divided in two parts, 20140 and 6122, that added together give a palindrome (26262).

The spelling of 201406122 in words is "two hundred one million, four hundred six thousand, one hundred twenty-two".