201111121012010 has 32 divisors (see below), whose sum is σ = 394910415652032. Its totient is φ = 73131075009280.

The previous prime is 201111121012007. The next prime is 201111121012033. The reversal of 201111121012010 is 10210121111102.

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, 32275154 + ... + 37998786.

It is an arithmetic number, because the mean of its divisors is an integer number (12340950489126).

Almost surely, 2^{201111121012010} is an apocalyptic number.

201111121012010 is a deficient number, since it is larger than the sum of its proper divisors (193799294640022).

201111121012010 is a wasteful number, since it uses less digits than its factorization.

201111121012010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6043078.

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

Adding to 201111121012010 its reverse (10210121111102), we get a palindrome (211321242123112).

The spelling of 201111121012010 in words is "two hundred one trillion, one hundred eleven billion, one hundred twenty-one million, twelve thousand, ten".