201121001200110 has 32 divisors (see below), whose sum is σ = 482694398763552. Its totient is φ = 53631822999680.

The previous prime is 201121001200099. The next prime is 201121001200127. The reversal of 201121001200110 is 11002100121102.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24056829 + ... + 31320488.

It is an arithmetic number, because the mean of its divisors is an integer number (15084199961361).

Almost surely, 2^{201121001200110} is an apocalyptic number.

201121001200110 is an abundant number, since it is smaller than the sum of its proper divisors (281573397563442).

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

201121001200110 is a wasteful number, since it uses less digits than its factorization.

201121001200110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55498388.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 201121001200110 its reverse (11002100121102), we get a palindrome (212123101321212).

The spelling of 201121001200110 in words is "two hundred one trillion, one hundred twenty-one billion, one million, two hundred thousand, one hundred ten".