201122222112010 has 8 divisors (see below), whose sum is σ = 362019999801636. Its totient is φ = 80448888844800.

The previous prime is 201122222111977. The next prime is 201122222112023. The reversal of 201122222112010 is 10211222221102.

It can be written as a sum of positive squares in 2 ways, for example, as 199139822879481 + 1982399232529 = 14111691^2 + 1407977^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10056111105591 + ... + 10056111105610.

Almost surely, 2^{201122222112010} is an apocalyptic number.

201122222112010 is a deficient number, since it is larger than the sum of its proper divisors (160897777689626).

201122222112010 is a wasteful number, since it uses less digits than its factorization.

201122222112010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20112222211208.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 201122222112010 its reverse (10211222221102), we get a palindrome (211333444333112).

The spelling of 201122222112010 in words is "two hundred one trillion, one hundred twenty-two billion, two hundred twenty-two million, one hundred twelve thousand, ten".