201121200110 has 16 divisors (see below), whose sum is σ = 383313346416. Its totient is φ = 75716216448.

The previous prime is 201121200097. The next prime is 201121200121. The reversal of 201121200110 is 11002121102.

It is a junction number, because it is equal to n+sod(n) for n = 201121200091 and 201121200100.

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, 591532772 + ... + 591533111.

It is an arithmetic number, because the mean of its divisors is an integer number (23957084151).

Almost surely, 2^201121200110 is an apocalyptic number.

201121200110 is a deficient number, since it is larger than the sum of its proper divisors (182192146306).

201121200110 is a wasteful number, since it uses less digits than its factorization.

201121200110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1183065907.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 201121200110 its reverse (11002121102), we get a palindrome (212123321212).

The spelling of 201121200110 in words is "two hundred one billion, one hundred twenty-one million, two hundred thousand, one hundred ten".