201122118406 has 16 divisors (see below), whose sum is σ = 329137473600. Its totient is φ = 91411213480.

The previous prime is 201122118377. The next prime is 201122118419. The reversal of 201122118406 is 604811221102.

It is a super-3 number, since 3×201122118406³ (a number of 35 digits) contains 333 as substring.

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, 133336 + ... + 648091.

It is an arithmetic number, because the mean of its divisors is an integer number (20571092100).

Almost surely, 2^201122118406 is an apocalyptic number.

201122118406 is a deficient number, since it is larger than the sum of its proper divisors (128015355194).

201122118406 is a wasteful number, since it uses less digits than its factorization.

201122118406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793139.

The product of its (nonzero) digits is 1536, while the sum is 28.

Adding to 201122118406 its reverse (604811221102), we get a palindrome (805933339508).

The spelling of 201122118406 in words is "two hundred one billion, one hundred twenty-two million, one hundred eighteen thousand, four hundred six".