201102222010122 has 24 divisors (see below), whose sum is σ = 435751637408100. Its totient is φ = 67029434559360.

The previous prime is 201102222010117. The next prime is 201102222010127. The reversal of 201102222010122 is 221010222201102.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (201102222010117) and next prime (201102222010127).

It can be written as a sum of positive squares in 2 ways, for example, as 153148272845481 + 47953949164641 = 12375309^2 + 6924879^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 201102222010095 and 201102222010104.

It is not an unprimeable number, because it can be changed into a prime (201102222010127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 386353029 + ... + 386873192.

Almost surely, 2^{201102222010122} is an apocalyptic number.

201102222010122 is an abundant number, since it is smaller than the sum of its proper divisors (234649415397978).

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

201102222010122 is a wasteful number, since it uses less digits than its factorization.

201102222010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773240678 (or 773240675 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 201102222010122 its reverse (221010222201102), we get a palindrome (422112444211224).

The spelling of 201102222010122 in words is "two hundred one trillion, one hundred two billion, two hundred twenty-two million, ten thousand, one hundred twenty-two".