201010112201010 has 128 divisors (see below), whose sum is σ = 553251660079104. Its totient is φ = 45786047857920.

The previous prime is 201010112200979. The next prime is 201010112201039. The reversal of 201010112201010 is 10102211010102.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1416780375 + ... + 1416922245.

It is an arithmetic number, because the mean of its divisors is an integer number (4322278594368).

Almost surely, 2^{201010112201010} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201010112201010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (276625830039552).

201010112201010 is an abundant number, since it is smaller than the sum of its proper divisors (352241547878094).

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

201010112201010 is a wasteful number, since it uses less digits than its factorization.

201010112201010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165208.

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

Adding to 201010112201010 its reverse (10102211010102), we get a palindrome (211112323211112).

The spelling of 201010112201010 in words is "two hundred one trillion, ten billion, one hundred twelve million, two hundred one thousand, ten".