201122330022 has 64 divisors (see below), whose sum is σ = 450521913600. Its totient is φ = 66503661120.

The previous prime is 201122329999. The next prime is 201122330023. The reversal of 201122330022 is 220033221102.

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 = 201122329977 and 201122330004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201122330023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31525629 + ... + 31532007.

It is an arithmetic number, because the mean of its divisors is an integer number (7039404900).

Almost surely, 2^201122330022 is an apocalyptic number.

201122330022 is an abundant number, since it is smaller than the sum of its proper divisors (249399583578).

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

201122330022 is a wasteful number, since it uses less digits than its factorization.

201122330022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10978 (or 10972 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 201122330022 its reverse (220033221102), we get a palindrome (421155551124).

The spelling of 201122330022 in words is "two hundred one billion, one hundred twenty-two million, three hundred thirty thousand, twenty-two".