201022221102 has 16 divisors (see below), whose sum is σ = 404085279312. Its totient is φ = 66667267520.

The previous prime is 201022221091. The next prime is 201022221131. The reversal of 201022221102 is 201122220102.

It is a congruent number.

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, 85033599 + ... + 85035962.

It is an arithmetic number, because the mean of its divisors is an integer number (25255329957).

Almost surely, 2^201022221102 is an apocalyptic number.

201022221102 is an abundant number, since it is smaller than the sum of its proper divisors (203063058210).

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

201022221102 is a wasteful number, since it uses less digits than its factorization.

201022221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170069763.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 201022221102 its reverse (201122220102), we get a palindrome (402144441204).

The spelling of 201022221102 in words is "two hundred one billion, twenty-two million, two hundred twenty-one thousand, one hundred two".