201122110222010 has 64 divisors (see below), whose sum is σ = 378170160721920. Its totient is φ = 76867517812800.

The previous prime is 201122110221979. The next prime is 201122110222013. The reversal of 201122110222010 is 10222011221102.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 201122110222010.

It is not an unprimeable number, because it can be changed into a prime (201122110222013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 823409681 + ... + 823653899.

It is an arithmetic number, because the mean of its divisors is an integer number (5908908761280).

Almost surely, 2^{201122110222010} is an apocalyptic number.

201122110222010 is a deficient number, since it is larger than the sum of its proper divisors (177048050499910).

201122110222010 is a wasteful number, since it uses less digits than its factorization.

201122110222010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248123.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 201122110222010 its reverse (10222011221102), we get a palindrome (211344121443112).

The spelling of 201122110222010 in words is "two hundred one trillion, one hundred twenty-two billion, one hundred ten million, two hundred twenty-two thousand, ten".