201001121110 has 16 divisors (see below), whose sum is σ = 365384218032. Its totient is φ = 79604404000.

The previous prime is 201001121081. The next prime is 201001121119. The reversal of 201001121110 is 11121100102.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201001121119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99504496 + ... + 99506515.

It is an arithmetic number, because the mean of its divisors is an integer number (22836513627).

Almost surely, 2^201001121110 is an apocalyptic number.

201001121110 is a deficient number, since it is larger than the sum of its proper divisors (164383096922).

201001121110 is a wasteful number, since it uses less digits than its factorization.

201001121110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199011119.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 201001121110 its reverse (11121100102), we get a palindrome (212122221212).

The spelling of 201001121110 in words is "two hundred one billion, one million, one hundred twenty-one thousand, one hundred ten".