201120111120110 has 128 divisors (see below), whose sum is σ = 456056632571904. Its totient is φ = 62168209528320.

The previous prime is 201120111120101. The next prime is 201120111120113. The reversal of 201120111120110 is 11021111021102.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201120111120113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7632677 + ... + 21459216.

It is an arithmetic number, because the mean of its divisors is an integer number (3562942441968).

Almost surely, 2^{201120111120110} is an apocalyptic number.

201120111120110 is an abundant number, since it is smaller than the sum of its proper divisors (254936521451794).

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

201120111120110 is a wasteful number, since it uses less digits than its factorization.

201120111120110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29092098.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 201120111120110 its reverse (11021111021102), we get a palindrome (212141222141212).

The spelling of 201120111120110 in words is "two hundred one trillion, one hundred twenty billion, one hundred eleven million, one hundred twenty thousand, one hundred ten".