201122201110102 has 4 divisors (see below), whose sum is σ = 301683301665156. Its totient is φ = 100561100555050.

The previous prime is 201122201110099. The next prime is 201122201110109. The reversal of 201122201110102 is 201011102221102.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×201122201110102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201122201110109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50280550277524 + ... + 50280550277527.

It is an arithmetic number, because the mean of its divisors is an integer number (75420825416289).

Almost surely, 2^{201122201110102} is an apocalyptic number.

201122201110102 is a deficient number, since it is larger than the sum of its proper divisors (100561100555054).

201122201110102 is a wasteful number, since it uses less digits than its factorization.

201122201110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100561100555053.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201122201110102 its reverse (201011102221102), we get a palindrome (402133303331204).

The spelling of 201122201110102 in words is "two hundred one trillion, one hundred twenty-two billion, two hundred one million, one hundred ten thousand, one hundred two".