201011100220122 has 16 divisors (see below), whose sum is σ = 402024623626080. Its totient is φ = 67003296209072.

The previous prime is 201011100220103. The next prime is 201011100220187. The reversal of 201011100220122 is 221022001110102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99886797 + ... + 101879312.

It is an arithmetic number, because the mean of its divisors is an integer number (25126538976630).

Almost surely, 2^{201011100220122} is an apocalyptic number.

201011100220122 is an abundant number, since it is smaller than the sum of its proper divisors (201013523405958).

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

201011100220122 is a wasteful number, since it uses less digits than its factorization.

201011100220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201932157.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 201011100220122 its reverse (221022001110102), we get a palindrome (422033101330224).

The spelling of 201011100220122 in words is "two hundred one trillion, eleven billion, one hundred million, two hundred twenty thousand, one hundred twenty-two".