201101201022 has 64 divisors (see below), whose sum is σ = 439806205440. Its totient is φ = 61083993600.

The previous prime is 201101200967. The next prime is 201101201051. The reversal of 201101201022 is 220102101102.

It is a junction number, because it is equal to n+sod(n) for n = 201101200989 and 201101201007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28858 + ... + 634850.

It is an arithmetic number, because the mean of its divisors is an integer number (6871971960).

Almost surely, 2^201101201022 is an apocalyptic number.

201101201022 is an abundant number, since it is smaller than the sum of its proper divisors (238705004418).

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

201101201022 is a wasteful number, since it uses less digits than its factorization.

201101201022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606129.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 201101201022 its reverse (220102101102), we get a palindrome (421203302124).

The spelling of 201101201022 in words is "two hundred one billion, one hundred one million, two hundred one thousand, twenty-two".